{"id":11219,"date":"2021-06-12T01:53:20","date_gmt":"2021-06-11T20:23:20","guid":{"rendered":"https:\/\/learnsteer.sasnaka.org\/science\/?p=11219"},"modified":"2021-11-23T07:45:36","modified_gmt":"2021-11-23T02:15:36","slug":"02-13-00","status":"publish","type":"post","link":"https:\/\/learnsteer.sasnaka.org\/science\/advanced-level-science\/combined-mathematics\/pure-mathematics\/02-13-00\/","title":{"rendered":"02.13.00 &#8211; \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3"},"content":{"rendered":"\r\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button is-style-shadow\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/uc?id=1ddut1oIhFcymQGL4Qjfls5zU1VqOa094&amp;export=download\" target=\"_blank\" rel=\"noreferrer noopener\">\u0db4\u0dcf\u0da9\u0db8\u0dda \u0dc3\u0da7\u0dc4\u0db1 Download \u0d9a\u0dbb\u0d9c\u0db1\u0dca\u0db1.<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong><span class=\"has-inline-color has-vivid-red-color\">\u0dc3\u0d82\u0dba\u0dd4\u0d9a\u0dca\u0dad \u0d9c\u0dab\u0dd2\u0dad\u0dba I\u00a0 (\u0dc1\u0dd4\u0daf\u0dca\u0db0 \u0d9c\u0dab\u0dd2\u0dad\u0dba)\u00a0 \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dad\u0dca\u200d\u0dbb\u0dba\u0dda B \u00a0\u0d9a\u0ddc\u0da7\u0dc3\u0dda(\u0dbb\u0da0\u0db1\u0dcf \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1) 13 \u0dc0\u0dd0\u0db1\u0dd2 \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1\u0dba\u0dda (a) \u0d9a\u0ddc\u0da7\u0dc3\u0da7 \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc0\u0db1\u0dca\u0db1\u0dda \u0db8\u0dd9\u0db8 \u0db4\u0dcf\u0da9\u0db8\u0dda \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc3\u0dd2\u0daf\u0dca\u0db0\u0dcf\u0db1\u0dca\u0dad \u0dc0\u0dda.<\/span><\/strong><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<div class=\"wp-block-media-text is-stacked-on-mobile has-background\" style=\"background-color: #8aa6f0;grid-template-columns: 15% auto\">\r\n<figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"264\" height=\"365\" class=\"wp-image-26179 size-full\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/sylvester-02-copy-1.jpg\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/sylvester-02-copy-1.jpg 264w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/sylvester-02-copy-1-217x300.jpg 217w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/sylvester-02-copy-1-150x207.jpg 150w\" sizes=\"(max-width: 264px) 100vw, 264px\" \/><\/figure>\r\n<div class=\"wp-block-media-text__content\">\r\n<p>1850 \u0daf\u0dd3 \u0da2\u0dda\u0db8\u0dca\u0dc3\u0dca \u0da2\u0ddd\u0dc1\u0db4\u0dca \u0dc3\u0dd2\u0dbd\u0dca\u0dc0\u0dd9\u0dc3\u0dca\u0da7\u0dbb\u0dca \u0dc0\u0dd2\u0dc3\u0dd2\u0db1\u0dca \u201c\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u201d \u0dba\u0db1 \u0dc0\u0da0\u0db1\u0dba \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dcf \u0d9a\u0dbb\u0db1 \u0dbd\u0daf\u0dd2. \u0d89\u0d82\u0d9c\u0dca\u200d\u0dbb\u0dd3\u0dc3\u0dd2 \u0d9c\u0dab\u0dd2\u0dad\u0da5\u0dba\u0dd9\u0d9a\u0dd4 \u0dc0\u0db1 \u0d9a\u0dd4\u0dbd\u0dd2\u0dc3\u0dca 1913 \u0daf\u0dd3 \u0db4\u0dca\u200d\u0dbb\u0dae\u0db8 \u0dc0\u0dbb\u0da7 \u0db1\u0dd6\u0dad\u0db1 \u0dc0\u0dbb\u0dc4\u0db1\u0dca \u0d85\u0d82\u0d9a\u0db1\u0dba \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dcf \u0d9a\u0dbb \u0d87\u0dad. \u0dbb\u0dda\u0d9b\u0dd3\u0dba \u0dc3\u0db8\u0dd3\u0d9a\u0dbb\u0dab \u0db4\u0daf\u0dca\u0db0\u0dad\u0dd2\u0dba\u0d9a\u0dca \u0dbd\u0dd9\u0dc3 \u0dc4\u0dd0\u0db3\u0dd2\u0db1\u0dca\u0dc0\u0dd9\u0db1 \u00a0\u0db6\u0dc4\u0dd4 \u0dbb\u0dda\u0d9b\u0dd3\u0dba \u0dc3\u0db8\u0dd3\u0d9a\u0dbb\u0dab \u0dc3\u0db8\u0d9f \u0d91\u0d9a\u0dc0\u0dbb \u0dbd\u0dd2\u0dc0\u0dd3\u0db8\u0da7 \u00a0\u0dc4\u0dcf \u0dc0\u0dd0\u0da9 \u0d9a\u0dd2\u0dbb\u0dd3\u0db8\u0da7 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dcf \u0d9a\u0dbb \u0d87\u0dad.<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\" id=\"block-a1bb045f-a3fa-4811-bbcd-923190294029\">\r\n<li>\u0d9c\u0dab\u0dd2\u0dad\u0db8\u0dba \u0d85\u0dc0\u0dba\u0dc0 \u0d9c\u0ddc\u0db1\u0dd4\u0d9c\u0dad \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db8\u0d9c\u0dd2\u0db1\u0dca \u0dc3\u0dd2\u0daf\u0dd4 \u0d9a\u0dbb\u0dba\u0dd2.<\/li>\r\n<li>\u0db8\u0dda \u0dc3\u0db3\u0dc4\u0dcf\u00a0 \u0dc0\u0dbb\u0dc4\u0db1\u0dca \u0dad\u0dd4\u0dc5 \u0db4\u0dda\u0dbd\u0dd2 \u0dc4\u0dcf \u0dad\u0dd3\u0dbb\u0dd4 \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dcf \u0d9a\u0dbb\u0dba\u0dd2.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>\u00a0<\/td>\r\n<td>BOC<\/td>\r\n<td>HNB<\/td>\r\n<td>NSB<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\u0dbb\u0db1\u0dd2\u0dbd\u0dca<\/td>\r\n<td>3<\/td>\r\n<td>0<\/td>\r\n<td>-1<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\u0db8\u0dc4\u0dd2\u0db1\u0dca\u0daf<\/td>\r\n<td>5<\/td>\r\n<td>3<\/td>\r\n<td>9<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\u0d85\u0db1\u0dd4\u0dbb<\/td>\r\n<td><span class=\"wp-katex-eq\" data-display=\"false\">\\sqrt7<\/span><\/td>\r\n<td>4<\/td>\r\n<td><span class=\"wp-katex-eq\" data-display=\"false\">-\\frac53<\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\u0dc0\u0dd2\u0db8\u0dbd\u0dca<\/td>\r\n<td>6<\/td>\r\n<td>3<\/td>\r\n<td>0<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n\r\n\r\n\r\n<p>\u0d89\u0dc4\u0dad \u0dc3\u0d82\u0d9b\u0dca\u200d\u0dba\u0dcf \u0db4\u0daf\u0dca\u0db0\u0dad\u0dd2\u0dba \u0dad\u0dd4\u0dc5 \u0db4\u0dda\u0dbd\u0dd2 4\u00a0 \u0d9a\u0dca \u0dc4\u0dcf \u0dad\u0dd3\u0dbb\u0dd4 3 \u0d9a\u0dca \u0db4\u0dc0\u0dad\u0dd3. \u0db8\u0dd9\u0db8 \u0daf\u0dad\u0dca\u0dad \u0dc3\u0db8\u0dd6\u0dc4\u0dba \u0db4\u0dc4\u0dad \u0db4\u0dbb\u0dd2\u0daf\u0dd2 \u0dad\u0db1\u0dd2 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2\u0db1\u0dca \u0d89\u0daf\u0dd2\u0dbb\u0dd2\u0db4\u0dad\u0dca \u0d9a\u0dc5 \u0dc4\u0dd0\u0d9a\u0dd2\u0dba.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-group\">\r\n<div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\r\n<p class=\"has-text-align-center\">A= <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{pmatrix}3&amp;0&amp;-1\\\\5&amp;3&amp;9\\\\\\sqrt7&amp;4&amp;-\\frac53\\\\6&amp;3&amp;0\\end{pmatrix}<\/span><\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0dc3\u0dcf\u0db0\u0dcf\u0dbb\u0dab \u0d85\u0dc0\u0dba\u0dc0\u0dba \u0dc4\u0db3\u0dd4\u0db1\u0dcf \u0d9c\u0dd0\u0db1\u0dd3\u0db8<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 a <sub>i j<\/sub> = <sub>\u00a0<\/sub>i \u00a0\u0dc0\u0db1 \u0db4\u0dda\u0dbd\u0dd2\u0dba\u0dda \u00a0j\u00a0 \u0dc0\u0db1 \u0d85\u0dc0\u0dba\u0dc0\u0dba<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\">B=<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{pmatrix}1&amp;2&amp;6\\\\4&amp;-5&amp;-3\\\\1&amp;\\sqrt3&amp;\\frac12\\end{pmatrix}<\/span><\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>a <sub>1 1<\/sub> = <sub>\u00a0<\/sub>1<\/td>\r\n<td>a <sub>1 2<\/sub> = <sub>\u00a0<\/sub>2<\/td>\r\n<td>a <sub>1<\/sub><sub> 3<\/sub> = <sub>\u00a0<\/sub>6<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>a <sub>2 1<\/sub> = <sub>\u00a0<\/sub>4<\/td>\r\n<td>a <sub>2 2<\/sub> = -5<\/td>\r\n<td>a <sub>2 3<\/sub> = -3<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>a <sub>3 1<\/sub> = <sub>\u00a0<\/sub>1<\/td>\r\n<td>a <sub>3 2<\/sub> = <sub>\u00a0<\/sub><span class=\"wp-katex-eq\" data-display=\"false\">\\sqrt3<\/span><\/td>\r\n<td>a <sub>3 3<\/sub> = <sub>\u00a0<\/sub><span class=\"wp-katex-eq\" data-display=\"false\">\\frac12<\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0d9c\u0dab\u0dba \u0dc4\u0db3\u0dd4\u0db1\u0dcf \u0d9c\u0dd0\u0db1\u0dd3\u0db8 (\u0dad\u0dbb\u0db8)<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0d9d\u0dab\u0dba = \u0db4\u0dda\u0dbd\u0dd2 \u0d9c\u0dab\u0db1 \u00d7 \u0dad\u0dd3\u0dbb\u0dd4 \u0d9c\u0dab\u0db1<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}C&amp;=&amp;{\\begin{pmatrix}2&amp;4\\\\5&amp;3\\\\-2&amp;12\\end{pmatrix}}_{3\\times2}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\"><strong>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dbb\u0dca\u0d9c \u0dc4\u0db3\u0dd4\u0db1\u0dcf \u0d9c\u0dd0\u0db1\u0dd3\u0db8 <\/strong><\/h3>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">1).\u0db4\u0dda\u0dbd\u0dd2 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 <\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc3\u0dd2\u0dba\u0dbd\u0dd4 j <span class=\"wp-katex-eq\" data-display=\"false\">\\in\\;\\mathbb{Z}^+<\/span>\u0dc3\u0db3\u0dc4\u0dcf \u0dba\u0db8\u0dca \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0dc3\u0dcf\u0db0\u0dcf\u0dbb\u0dab \u0d85\u0dc0\u0dba\u0dc0\u0dba \u00a0a <sub>1 j<\/sub>\u00a0 \u0db1\u0db8\u0dca \u0d91\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0db4\u0dda\u0dbd\u0dd2 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0dbd\u0dd9\u0dc3\u00a0 \u0dc4\u0dd0\u0db3\u0dd2\u0db1\u0dca \u0dc0\u0dda. (i=1)<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}0&amp;-1&amp;4\\end{pmatrix}}_{1\\times3}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B&amp;=&amp;{\\begin{pmatrix}5&amp;7&amp;9&amp;0&amp;-4\\end{pmatrix}}_{1\\times5}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db8\u0dd9\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dc0\u0dbd \u0d91\u0d9a \u0db4\u0dda\u0dbd\u0dd2\u0dba\u0d9a\u0dca \u0db4\u0db8\u0dab\u0d9a\u0dca \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc0\u0db1 \u0d85\u0dad\u0dbb \u0d95\u0db1\u0dd1\u0db8 \u0dad\u0dd3\u0dbb\u0dd4 \u0d9c\u0dab\u0db1\u0d9a\u0dca \u0db4\u0dd0\u0dc0\u0dad\u0dd2\u0dba \u0dc4\u0dd0\u0d9a.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><span class=\"has-inline-color\" style=\"color: #304170\"><strong>2)<\/strong>.<strong> \u0dad\u0dd3\u0dbb\u0dd4 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/strong><\/span><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc3\u0dd2\u0dba\u0dbd\u0dd4\u00a0i <span class=\"wp-katex-eq\" data-display=\"false\">\\in\\;\\mathbb{Z}^+<\/span>\u0dc3\u0db3\u0dc4\u0dcf \u0dba\u0db8\u0dca \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0dc3\u0dcf\u0db0\u0dcf\u0dbb\u0dab \u0d85\u0dc0\u0dba\u0dc0\u0dba\u00a0 a <sub>i 1<\/sub>\u00a0 \u0db1\u0db8\u0dca \u0d91\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0dad\u0dd3\u0dbb\u0dd4 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0dbd\u0dd9\u0dc3 \u0dc4\u0dd0\u0db3\u0dd2\u0db1\u0dca \u0dc0\u0dda.(j=1)<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}0\\\\6\\\\-2\\end{pmatrix}}_{3\\times1}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B&amp;=&amp;{\\begin{pmatrix}4\\\\-1\\\\0\\\\6\\\\0\\end{pmatrix}}_{5\\times1}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db8\u0dd9\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dc0\u0dbd \u0d91\u0d9a\u00a0 \u0dad\u0dd3\u0dbb\u0dd4\u0dc0\u0d9a\u0dca \u0db4\u0db8\u0dab\u0d9a\u0dca \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc0\u0db1 \u0d85\u0dad\u0dbb \u0d95\u0db1\u0dd1\u0db8 \u0db4\u0dda\u0dbd\u0dd2 \u0d9c\u0dab\u0db1\u0d9a\u0dca \u0db4\u0dd0\u0dc0\u0dad\u0dd2\u0dba \u0dc4\u0dd0\u0d9a.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">3).\u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc3\u0dd2\u0dba\u0dbd\u0dd4\u00a0i,j <span class=\"wp-katex-eq\" data-display=\"false\">\\in\\;\\mathbb{Z}^+<\/span>\u0dc3\u0db3\u0dc4\u0dcf a <sub>i j <\/sub>=0\u00a0 \u0db1\u0db8\u0dca \u0d91\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/li>\r\n<li>\u0d91\u0db1\u0db8\u0dca \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0d85\u0dc0\u0dba\u0dc0 \u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd\u0db8 \u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0db1\u0db8\u0dca \u0d91\u0dba \u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}O&amp;=&amp;{\\begin{pmatrix}0&amp;0\\\\0&amp;0\\end{pmatrix}}_{2\\times2}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}O&amp;=&amp;{\\begin{pmatrix}0&amp;0&amp;0\\\\0&amp;0&amp;0\\\\0&amp;0&amp;0\\\\0&amp;0&amp;0\\end{pmatrix}}_{4\\times3}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u201cO\u201d \u0db8\u0d9c\u0dd2\u0db1\u0dca \u0dc3\u0d82\u0d9a\u0dda\u0dad\u0dc0\u0dad\u0dca \u0d9a\u0dbb\u0dba\u0dd2.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><span class=\"has-inline-color\" style=\"color: #304170\">4).<strong>\u0dc3\u0db8\u0da0\u0dad\u0dd4\u0dbb\u0dc3\u0dca\u200d\u0dbb \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/strong><\/span><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A<sub>m\u00d7n<\/sub> \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda m=n \u0db1\u0db8\u0dca A \u0dc3\u0db8\u0da0\u0dad\u0dd4\u0dbb\u0dc3\u0dca\u200d\u0dbb \u0db1\u0dca\u200d\u0dba\u0dc3\u0dba\u0d9a\u0dd2.<\/li>\r\n<li>\u0d91\u0db1\u0db8\u0dca \u0db8\u0dd9\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dbd \u0db4\u0dda\u0dbd\u0dd2 \u0d9c\u0dab\u0db1 \u0dc4\u0dcf \u0dad\u0dd3\u0dbb\u0dd4 \u0d9c\u0dab\u0db1 \u0dc3\u0db8\u0dcf\u0db1 \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}2&amp;4\\\\0&amp;3\\end{pmatrix}}_{2\\times2}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B&amp;=&amp;{\\begin{pmatrix}1&amp;9&amp;11&amp;8\\\\4&amp;2&amp;0&amp;3\\\\2&amp;0&amp;2&amp;4\\\\4&amp;0&amp;0&amp;3\\end{pmatrix}}_{4\\times4}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">5).\u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\" id=\"block-0413b945-bd5e-4cb5-8702-990330dbe16a\">\r\n<li>i<strong>\u2260<\/strong>j \u0dc0\u0db1 \u0dc0\u0dd2\u0da7 a <sub>i j<\/sub> = 0 \u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u00a0 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db1\u0db8\u0dca \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11394\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-01.jpg\" alt=\"\" width=\"289\" height=\"225\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-01.jpg 392w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-01-300x234.jpg 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-01-150x117.jpg 150w\" sizes=\"(max-width: 289px) 100vw, 289px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11396\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-02.jpg\" alt=\"\" width=\"284\" height=\"209\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-02.jpg 448w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-02-300x222.jpg 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-02-150x111.jpg 150w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-02-80x60.jpg 80w\" sizes=\"(max-width: 284px) 100vw, 284px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dc3\u0db8\u0da0\u0dad\u0dd4\u0dbb\u0dc3\u0dca\u200d\u0dbb \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">6).\u0d85\u0daf\u0dd2\u0dc1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0db1\u0dba\u0dda \u0d85\u0dc0\u0dba\u0dc0 \u0d91\u0d9a\u0dd2\u0db1\u0dd9\u0d9a\u0da7 \u0dc3\u0db8\u0dcf\u0db1 \u0db1\u0db8\u0dca \u0d91\u0dba \u0d85\u0daf\u0dd2\u0dc1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}2&amp;0\\\\0&amp;2\\end{pmatrix}}_{2\\times2}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B&amp;=&amp;{\\begin{pmatrix}-1&amp;0&amp;0\\\\0&amp;-1&amp;0\\\\0&amp;0&amp;-1\\end{pmatrix}}_{3\\times3}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">7).\u0d92\u0d9a\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<p>\u2022 \u0d85\u0daf\u0dd2\u0dc1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0dc3\u0dd2\u0dba\u0dbd\u0dd4 \u0db1\u0dd2\u0dc1\u0dca\u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0d85\u0dc0\u0dba\u0dc0 1 \u0db1\u0db8\u0dca \u0d91\u0dba \u0d92\u0d9a\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<br \/>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}I&amp;=&amp;{\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}}_{2\\times2}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}I&amp;=&amp;{\\begin{pmatrix}1&amp;0&amp;0\\\\0&amp;1&amp;0\\\\0&amp;0&amp;1\\end{pmatrix}}_{3\\times3}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u2022 \u0d92\u0d9a\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u201cI\u201d \u0db8\u0d9c\u0dd2\u0db1\u0dca \u0dc3\u0d82\u0d9a\u0dda\u0dad\u0dc0\u0dad\u0dca \u0d9a\u0dbb\u0dba\u0dd2.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">8).\u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>a <sub>i j<\/sub> = a <sub>j i<\/sub> \u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db1\u0db8\u0dca \u0dc0\u0dda.<\/li>\r\n<li>\u0d91\u0db1\u0db8\u0dca \u0db4\u0dca\u200d\u0dbb\u0db0\u0dcf\u0db1 \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u0dba \u0daf\u0dd9\u0db4\u0dc3 \u0d85\u0dc0\u0dba\u0dc0 \u0dc3\u0db8\u0dcf\u0db1\u0dc0 \u0db4\u0dc0\u0dad\u0dd3.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}l&amp;=&amp;{\\begin{pmatrix}2&amp;4&amp;1\\\\4&amp;8&amp;0\\\\1&amp;0&amp;9\\end{pmatrix}}_{3\\times3}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><span class=\"has-inline-color\" style=\"color: #304170\"><strong>9).\u0d9a\u0dd4\u0da7\u0dd2\u0d9a \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 <\/strong><\/span><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>a <sub>i j<\/sub> = -a <sub>j i<\/sub> \u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0d9a\u0dd4\u0da7\u0dd2\u0d9a \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db1\u0db8\u0dca \u0dc0\u0dda.<\/li>\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0db0\u0dcf\u0db1 \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u0dba \u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba\u00a0 \u0dc0\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4\u0dba.<\/li>\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0db0\u0dcf\u0db1 \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u0dba \u0daf\u0dd9\u0db4\u0dc3 \u0d85\u0db1\u0dd4\u0dbb\u0dd6\u0db4 \u0d85\u0dc0\u0dba\u0dc0 \u0dc0\u0dd2\u0dc1\u0dcf\u0dbd\u0dad\u0dca\u0dc0\u0dba\u0dd9\u0db1\u0dca\u00a0 \u0dc3\u0db8\u0dcf\u0db1 \u0dc4\u0dcf \u0dbd\u0d9a\u0dd4\u0dab\u0dd2\u0db1\u0dca \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dc0\u0dd2\u0dbb\u0dd4\u0daf\u0dca\u0db0 \u0dc0\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4\u0dba.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}0&amp;-4&amp;1\\\\4&amp;0&amp;-5\\\\-1&amp;5&amp;0\\end{pmatrix}}_{3\\times3}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B&amp;=&amp;{\\begin{pmatrix}0&amp;-3&amp;\\frac{-5}2\\\\3&amp;0&amp;1\\\\\\frac52&amp;-1&amp;0\\end{pmatrix}}_{3\\times3}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">10).\u0d8b\u0da9\u0dad\u0dca \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 <\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0db0\u0dcf\u0db1 \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u0dba\u0dd9\u0db1\u0dca \u0db4\u0dc4\u0dc5 \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab\u0dba\u0dda \u0d85\u0dc0\u0dba\u0dc0 \u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba \u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"361\" height=\"287\" class=\"wp-image-11399\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-03.jpg\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-03.jpg 361w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-03-300x239.jpg 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-03-150x119.jpg 150w\" sizes=\"(max-width: 361px) 100vw, 361px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">11).<strong>\u0dba\u0da7<\/strong>\u0dad\u0dca \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0db0\u0dcf\u0db1 \u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u0dba\u0dd9\u0db1\u0dca \u0d89\u0dc4\u0dc5 \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab\u0dba\u0dda \u0d85\u0dc0\u0dba\u0dc0 \u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dc1\u0dd4\u0db1\u0dca\u200d\u0dba\u00a0 \u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"454\" height=\"291\" class=\"wp-image-11400\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-04.jpg\" alt=\"\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-04.jpg 454w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-04-300x192.jpg 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/02\/TM-3-\u0db1\u0dca_\u0dba\u0dcf\u0dc3-04-150x96.jpg 150w\" sizes=\"(max-width: 454px) 100vw, 454px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc0\u0dd2\u0d9a\u0dbb\u0dca\u0dab\u00a0 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3, \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3, \u0d9a\u0dd4\u0da7\u0dd2\u0d9a \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3, \u0d8b\u0da9\u0dad\u0dca \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc4\u0dcf \u0dba\u0da7\u0dad\u0dca \u0dad\u0dca\u200d\u0dbb\u0dd2\u0d9a\u0ddd\u0dab \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u00a0 \u0dba\u0db1 \u0dc3\u0dd2\u0dba\u0dbd\u0dca\u0dbd \u0dc3\u0db8\u0da0\u0dad\u0dd4\u0dbb\u0dc3\u0dca\u200d\u0dbb \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dda. \u00a0<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\"><strong>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc3\u0db3\u0dc4\u0dcf \u0d9c\u0dab\u0dd2\u0dad\u0d9a\u0dbb\u0dca\u0db8 <\/strong><\/h2>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">1) \u0d91\u0d9a\u0dad\u0dd4 \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc4\u0dcf \u0d85\u0da9\u0dd4 \u0d9a\u0dd2\u0dbb\u0dd3\u0db8<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0d91\u0d9a\u0dad\u0dd4 \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc4\u0dcf \u0d85\u0da9\u0dd4 \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc3\u0dd2\u0daf\u0dd4 \u0d9a\u0dd2\u0dbb\u0dd2\u0db8\u0da7 \u0db1\u0db8\u0dca \u0d91\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dc0\u0dbd \u0d9d\u0dab\u0dba \u0dc3\u0db8\u0dcf\u0db1 \u0dc0\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4\u0dba.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B&amp;=&amp;\\begin{pmatrix}-1&amp;2\\\\5&amp;8\\end{pmatrix}\\end{array}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}C&amp;=&amp;\\begin{pmatrix}1&amp;-2\\\\3&amp;9\\\\0&amp;6\\end{pmatrix}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A+B&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}+\\left(\\begin{array}{cc}-1&amp;2\\\\5&amp;8\\end{array}\\right)\\\\&amp;=&amp;\\begin{pmatrix}\\left(2-1\\right)&amp;\\left(3+2\\right)\\\\\\left(4+5\\right)&amp;\\left(5+8\\right)\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}1&amp;5\\\\9&amp;13\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}B+A&amp;=&amp;\\left(\\begin{array}{cc}-1&amp;2\\\\5&amp;8\\end{array}\\right)+\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}=\\begin{pmatrix}\\left(-1+2\\right)&amp;\\left(2+3\\right)\\\\\\left(5+4\\right)&amp;\\left(8+5\\right)\\end{pmatrix}=\\begin{pmatrix}1&amp;5\\\\9&amp;13\\end{pmatrix}\\\\A-B&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}-\\begin{pmatrix}-1&amp;2\\\\5&amp;8\\end{pmatrix}=\\begin{pmatrix}\\left(2-\\left(-1\\right)\\right)&amp;\\left(3-2\\right)\\\\\\left(4-5\\right)&amp;\\left(5-8\\right)\\end{pmatrix}=\\begin{pmatrix}3&amp;1\\\\-1&amp;-3\\end{pmatrix}\\\\B-A&amp;=&amp;\\begin{pmatrix}-1&amp;2\\\\5&amp;8\\end{pmatrix}-\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}=\\begin{pmatrix}\\left(-1-2\\right)&amp;\\left(2-3\\right)\\\\\\left(5-4\\right)&amp;\\left(8-5\\right)\\end{pmatrix}=\\begin{pmatrix}-3&amp;-1\\\\1&amp;3\\end{pmatrix}=\\left(-1\\right)\\begin{pmatrix}3&amp;1\\\\-1&amp;-3\\end{pmatrix}\\\\&amp;=&amp;\\boldsymbol-\\left(\\mathbf A\\boldsymbol-\\mathbf B\\right)\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>A+C \u00a0\u0db1\u0ddc\u0db4\u0dc0\u0dad\u0dd3.<\/strong><\/li>\r\n<li><strong>A+B = B+A<\/strong><\/li>\r\n<li><strong>A \u2013 B = \u2013 (B \u2013 A)<\/strong><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">2) \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u00a0 \u0db4\u0dd9\u0dbb\u0dc5\u0dd4\u0db8 <\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda\u00a0\u0db4\u0dd9\u0dbb\u0dc5\u0dd4\u0db8 A<sup>T<\/sup> \u0dbd\u0dd9\u0dc3 \u0d85\u0d82\u0d9a\u0db1\u0dba \u0d9a\u0dbb\u0dba\u0dd2.<\/li>\r\n<li>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u00a0 \u0db4\u0dd9\u0dbb\u0dc5\u0dd4\u0db8 \u0dbd\u0db6\u0dcf \u0d9c\u0dd0\u0db1\u0dd3\u0db8\u0dda\u0daf\u0dd3 \u0d91\u0dc4\u0dd2 i \u0dc0\u0db1 \u0db4\u0dda\u0dbd\u0dd2\u0dba i \u0dc0\u0db1 \u0dad\u0dd3\u0dbb\u0dd4\u0dc0 \u0db6\u0dc0\u0da7 \u0db4\u0dad\u0dca\u00a0 \u0d9a\u0dc5 \u0dba\u0dd4\u0dad\u0dd4\u0dba.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}2&amp;1&amp;3\\\\-1&amp;4&amp;2\\end{pmatrix}}_{2\\times3}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A^T&amp;=&amp;{\\begin{pmatrix}2&amp;-1\\\\1&amp;4\\\\3&amp;2\\end{pmatrix}}_{3\\times2}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"has-inline-color has-vivid-red-color\">A = A<sup>T <\/sup>\u0db1\u0db8\u0dca; A \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/span><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;\\begin{pmatrix}1&amp;-4&amp;0\\\\-4&amp;2&amp;5\\\\0&amp;5&amp;3\\end{pmatrix}\\\\A^T&amp;=&amp;\\begin{pmatrix}1&amp;-4&amp;0\\\\-4&amp;2&amp;5\\\\0&amp;5&amp;3\\end{pmatrix}=A\\end{array}<\/span>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}&amp;&amp;\\therefore\\end{array}<\/span>\u00a0A \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"has-inline-color has-vivid-red-color\">A = -A<sup>T <\/sup>\u0db1\u0db8\u0dca; A \u0d9a\u0dd4\u0da7\u0dd2\u0d9a \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/span><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;\\begin{pmatrix}0&amp;1&amp;-3\\\\-1&amp;0&amp;2\\\\3&amp;-2&amp;0\\end{pmatrix}\\\\A^T&amp;=&amp;\\begin{pmatrix}0&amp;-1&amp;3\\\\1&amp;0&amp;-2\\\\-3&amp;2&amp;0\\end{pmatrix}=\\left(-1\\right)\\begin{pmatrix}0&amp;1&amp;-3\\\\-1&amp;0&amp;2\\\\3&amp;-2&amp;0\\end{pmatrix}=-A\\end{array}<\/span>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <img width=\"9\" height=\"28\" \/>\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}&amp;&amp;\\therefore\\end{array}<\/span>A \u0d9a\u0dd4\u0da7\u0dd2\u0d9a \u0dc3\u0db8\u0db8\u0dd2\u0dad\u0dd2\u0d9a \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2.<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>(AB)<sup>T<\/sup> = A<sup>T<\/sup>.B<sup>T<\/sup> \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\left(\\lambda B\\right)^T&amp;=&amp;\\lambda.B^T\\end{array}<\/span>\u0dc0\u0dda. \u00a0<\/li>\r\n<li>(A+B)<sup>T<\/sup> = A<sup>T<\/sup>+B<sup>T<\/sup> \u0dc0\u0dda. \u00a0<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf(1):<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}1&amp;2\\\\4&amp;3\\end{pmatrix}\\;\\;\\;\\;2\\mathrm A=\\begin{pmatrix}2&amp;4\\\\8&amp;6\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;2.\\mathrm A=2\\times\\begin{pmatrix}1&amp;2\\\\4&amp;3\\end{pmatrix}\\;\\\\\\mathrm A^{\\mathrm T}&amp;=&amp;\\begin{pmatrix}1&amp;4\\\\2&amp;3\\end{pmatrix}\\;\\;\\;\\;\\left(2\\;\\mathrm A\\right)^{\\mathrm T}=\\begin{pmatrix}2&amp;8\\\\4&amp;6\\end{pmatrix}\\;\\;\\;\\;2.\\mathrm A^{\\mathrm T}=\\begin{pmatrix}2&amp;8\\\\4&amp;6\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf(2):<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;\\mathrm B=\\;\\begin{pmatrix}5&amp;6\\\\7&amp;8\\end{pmatrix}\\\\\\mathrm A+\\mathrm B&amp;=&amp;\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}+\\begin{pmatrix}5&amp;6\\\\7&amp;8\\end{pmatrix}=\\begin{pmatrix}6&amp;8\\\\10&amp;12\\end{pmatrix}\\\\\\left(\\mathrm A+\\mathrm B\\right)^{\\mathrm T}&amp;=&amp;\\begin{pmatrix}6&amp;10\\\\8&amp;12\\end{pmatrix}\\\\\\mathrm A^{\\mathrm T}+\\mathrm B^{\\mathrm T}&amp;=&amp;\\begin{pmatrix}1&amp;3\\\\2&amp;4\\end{pmatrix}+\\begin{pmatrix}5&amp;7\\\\6&amp;8\\end{pmatrix}=\\begin{pmatrix}6&amp;10\\\\8&amp;12\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong><span class=\"has-inline-color has-vivid-red-color\">2020, 2019, 2018, 2017, 2014, 2013 \u0db4\u0dc3\u0dd4\u0d9c\u0dd2\u0dba \u0dc0\u0dd2\u0db7\u0dcf\u0d9c \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dad\u0dca\u200d\u0dbb\u0dc0\u0dbd \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db4\u0dd9\u0dbb\u0dc5\u0dd4\u0db8 \u0d9a\u0ddc\u0da7\u0dc3 \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc0\u0dd3 \u0dad\u0dd2\u0db6\u0dda.<\/span><\/strong><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><span class=\"has-inline-color\" style=\"color: #304170\"><strong>3)<\/strong><\/span> <span class=\"has-inline-color\" style=\"color: #304170\"><strong>2\u00d72 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0db1\u0dd2\u0dc1\u0dca\u0da0\u0dcf\u0dba\u0d9a\u0dba\u0dda \u0d85\u0d9c\u0dba \u0dc3\u0dd9\u0dc0\u0dd3\u0db8<\/strong><\/span><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;{\\begin{pmatrix}a&amp;b\\\\c&amp;d\\end{pmatrix}}_{2\\times2}\\end{array}<\/span> \u0db1\u0db8\u0dca,<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><strong>\u0db1\u0dd2\u0dc1\u0dca\u0da0\u0dcf\u0dba\u0d9a<\/strong> <span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\det\\left(\\mathrm A\\right)=\\left|\\mathrm A\\right|=\\mathrm{ad}-\\mathrm{bc}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm B&amp;=&amp;\\begin{pmatrix}2&amp;4\\\\5&amp;3\\end{pmatrix}\\;\\;,\\;\\left|\\mathrm B\\right|=\\left(2\\times3\\right)-\\left(4\\times5\\right)=-14\\\\\\mathrm C&amp;=&amp;\\begin{pmatrix}3&amp;-1\\\\\\frac12&amp;\\frac16\\end{pmatrix}\\;\\;,\\;\\left|\\mathrm C\\right|=\\left(3\\times\\frac16\\right)-\\left(-1\\right)\\frac12=1\\\\\\mathrm D&amp;=&amp;\\begin{pmatrix}2&amp;2\\\\3&amp;3\\end{pmatrix}\\;\\;,\\;\\left|\\mathrm D\\right|=\\left(2\\times3\\right)-\\left(2\\times3\\right)=0\\end{array}<\/span>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">4) \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0d9c\u0dd4\u0dab\u0dd2\u0dad\u0dba<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<h5 class=\"has-text-align-left wp-block-heading\">i). \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0d85\u0daf\u0dd2\u0dc1\u0dba\u0d9a\u0dd2\u0db1\u0dca \u0d9c\u0dd4\u0dab \u0d9a\u0dd2\u0dbb\u0dd3\u0db8<\/h5>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}\\mathrm a&amp;\\mathrm b\\\\\\mathrm c&amp;\\mathrm d\\end{pmatrix}\\end{array}<\/span> \u0db1\u0db8\u0dca,<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm\\lambda.\\mathrm A&amp;=&amp;\\begin{pmatrix}\\mathrm{\u03bba}&amp;\\mathrm{\u03bbb}\\\\\\mathrm{\u03bbc}&amp;\\mathrm{\u03bbd}\\end{pmatrix}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm B&amp;=&amp;\\begin{pmatrix}2&amp;4\\\\0&amp;3\\end{pmatrix}\\end{array}<\/span> \u0db1\u0db8\u0dca,<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}2\\mathrm B&amp;=&amp;\\begin{pmatrix}4&amp;8\\\\0&amp;6\\end{pmatrix}\\\\\\left(-\\frac12\\right)\\mathrm B&amp;=&amp;\\begin{pmatrix}-1&amp;-2\\\\0&amp;-\\frac32\\end{pmatrix}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<h5 class=\"has-text-align-left wp-block-heading\">ii)\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0dad\u0dc0\u0dad\u0dca \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2\u0db1\u0dca \u0d9c\u0dd4\u0dab \u0d9a\u0dd2\u0dbb\u0dd3\u0db8<\/h5>\r\n\r\n\r\n\r\n<p>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0dad\u0dc0\u0dad\u0dca \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dd2\u0db1\u0dca \u0d9c\u0dd4\u0dab \u0d9a\u0dd2\u0dbb\u0dd3\u0db8\u0da7 \u0d85\u0dc0\u0dc1\u0dca\u200d\u0dba\u0dad\u0dcf\u0dc0\u0dba:<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\">\u0db4\u0dc5\u0db8\u0dd4 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0dad\u0dd3\u0dbb\u0dd4 \u0d9c\u0dab\u0db1 = \u0daf\u0dd9\u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0db4\u0dda\u0dbd\u0dd2 \u0d9c\u0dab\u0db1<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm A={\\begin{pmatrix}4&amp;2\\\\3&amp;-1\\end{pmatrix}}_{2\\times2}<\/span> , <span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm B={\\begin{pmatrix}5&amp;-2&amp;3\\\\6&amp;1&amp;-1\\end{pmatrix}}_{2\\times3}<\/span> ,<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm C={\\begin{pmatrix}3&amp;2\\\\1&amp;0\\\\-2&amp;-1\\end{pmatrix}}_{3\\times2}<\/span><\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\">A B \u00a0\u0d9c\u0dd4\u0dab\u0dd2\u0dad\u0dba \u0db4\u0dc0\u0dad\u0dd3.<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\">B C \u00a0\u0d9c\u0dd4\u0dab\u0dd2\u0dad\u0dba \u0db4\u0dc0\u0dad\u0dd3.<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\">B A\u00a0 \u0d9c\u0dd4\u0dab\u0dd2\u0dad\u0dba \u0db1\u0ddc\u0db4\u0dc0\u0dad\u0dd3.<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\">A C \u00a0\u0d9c\u0dd4\u0dab\u0dd2\u0dad\u0dba \u0db1\u0ddc\u0db4\u0dc0\u0dad\u0dd3.<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0d9c\u0dd4\u0dab\u00a0 \u0d9a\u0dbb\u0db1 \u0db4\u0dd2\u0dc5\u0dd2\u0dc0\u0dd9\u0dbd (\u0daf\u0dd2\u0dc1\u0dcf\u0dc0) \u0d89\u0dad\u0dcf\u00a0 \u0dc0\u0dd0\u0daf\u0d9c\u0dad\u0dca \u0dc0\u0dda. \u0d91\u0db1\u0db8\u0dca;<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>AB \u0dba\u0db1\u0dd4 A \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dd9\u0db1\u0dca B \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0d9c\u0dd4\u0dab \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc0\u0dda.<\/p>\r\n\r\n\r\n\r\n<p>BA \u0dba\u0db1\u0dd4 B \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dd9\u0db1\u0dca A \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0d9c\u0dd4\u0dab \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc0\u0dda.<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0daf\u0dd9\u0d9a\u0d9a\u0dca \u0d9c\u0dd4\u0dab \u0d9a\u0dd2\u0dbb\u0dd3\u0db8\u0dd9\u0db1\u0dca \u0dad\u0dc0\u0dad\u0dca \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0db8 \u0dbd\u0dd0\u0db6\u0dda.<\/li>\r\n<li>\u0db1\u0dc0 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u00a0\u201c\u0d9d\u0dab\u0dba = \u0db4\u0dc5\u0db8\u0dd4 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0db4\u0dda\u0dbd\u0dd2 \u0d9c\u0dab\u0db1 \u00d7 \u0daf\u0dd9\u0dc0\u0db1 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0dad\u0dd3\u0dbb\u0dd4 \u0d9c\u0dab\u0db1\u201d \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm A={\\begin{pmatrix}\\mathrm a&amp;\\mathrm b&amp;\\mathrm c\\\\\\mathrm d&amp;\\mathrm e&amp;\\mathrm f\\end{pmatrix}}_{2\\times3}<\/span> <span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm B={\\begin{pmatrix}\\mathrm g&amp;\\mathrm j\\\\\\mathrm h&amp;\\mathrm k\\\\\\mathrm i&amp;\\mathrm l\\end{pmatrix}}_{3\\times2}<\/span><\/p>\r\n\r\n\r\n\r\n<p>1. AB \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0d9c\u0dab\u0dba = 2\u00d72 \u0dc0\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4\u0dba.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm{AB}=\\begin{pmatrix}\\mathrm a&amp;\\mathrm b&amp;\\mathrm c\\\\\\mathrm d&amp;\\mathrm e&amp;\\mathrm f\\end{pmatrix}\\begin{pmatrix}\\mathrm g&amp;\\mathrm j\\\\\\mathrm h&amp;\\mathrm k\\\\\\mathrm i&amp;\\mathrm l\\end{pmatrix}={\\begin{pmatrix}\\left(\\mathrm{ag}+\\mathrm{bh}+\\mathrm{ci}\\right)&amp;\\left(\\mathrm{aj}+\\mathrm{bk}+\\mathrm{cl}\\right)\\\\\\left(\\mathrm{dg}+\\mathrm{eh}+\\mathrm{fi}\\right)&amp;\\left(\\mathrm{dj}+\\mathrm{ek}+\\mathrm{fl}\\right)\\end{pmatrix}}_{2\\times2}<\/span>\r\n\r\n\r\n\r\n<p>2. BA \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0d9c\u0dab\u0dba = 3\u00d73 \u0dc0\u0dd2\u0dba \u0dba\u0dd4\u0dad\u0dd4\u0dba.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm{BA}=\\begin{pmatrix}\\mathrm g&amp;\\mathrm j\\\\\\mathrm h&amp;\\mathrm k\\\\\\mathrm i&amp;\\mathrm l\\end{pmatrix}\\begin{pmatrix}\\mathrm a&amp;\\mathrm b&amp;\\mathrm c\\\\\\mathrm d&amp;\\mathrm e&amp;\\mathrm f\\end{pmatrix}={\\begin{pmatrix}\\left(\\mathrm{ga}+\\mathrm{jd}\\right)&amp;\\left(\\mathrm{gb}+\\mathrm{je}\\right)&amp;\\left(\\mathrm{jc}+\\mathrm{jf}\\right)\\\\\\left(\\mathrm{ha}+\\mathrm{kd}\\right)&amp;\\left(\\mathrm{hb}+\\mathrm{ke}\\right)&amp;\\left(\\mathrm{hc}+\\mathrm{kf}\\right)\\\\\\left(\\mathrm{ia}+\\mathrm{ld}\\right)&amp;\\left(\\mathrm{ib}+\\mathrm{le}\\right)&amp;\\left(\\mathrm{ic}+\\mathrm{lf}\\right)\\end{pmatrix}}_{3\\times3}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db6\u0ddc\u0dc4\u0ddd \u0dc0\u0dd2\u0da7 AB<strong>\u2260<\/strong>BA\u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\;\\mathrm B=\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}\\\\\\mathrm{AB}&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\times\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}=\\begin{pmatrix}\\left(2\\left(-3\\right)+3\\times2\\right)&amp;\\left(2\\times1+3\\left(-2\\right)\\right)\\\\\\left(4\\left(-3\\right)+5\\times2\\right)&amp;\\left(4\\times1+5\\times\\left(-2\\right)\\right)\\end{pmatrix}=\\begin{pmatrix}0&amp;-4\\\\-2&amp;-6\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{AB}&amp;=&amp;\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}\\times\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}=\\begin{pmatrix}\\left(\\left(-3\\right)2+1\\times4\\right)&amp;\\left(\\left(-3\\right)3+1\\times5\\right)\\\\\\left(2\\times2+\\left(-2\\right)4\\right)&amp;\\left(2\\times3+\\left(-2\\right)5\\right)\\end{pmatrix}=\\begin{pmatrix}-2&amp;-4\\\\-4&amp;-4\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\therefore\\end{array}<\/span> AB<strong>\u2260<\/strong>BA<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"wp-katex-eq\" data-display=\"false\">\\;\\mathrm\\lambda\\;\\mathrm{\u0d85\u0daf\u0dd2\u0dc1\u0dba\u0d9a\u0dca}\\;\\mathrm{\u0dc0\u0dd2\u0da7}\\;,\\;\\;\\mathrm\\lambda\\;\\mathrm{AB}\\;=(\\mathrm\\lambda\\;\\mathrm A)\\mathrm B=\\;\\mathrm A\\;(\\mathrm\\lambda\\;\\mathrm B)=\\mathrm\\lambda\\;(\\mathrm{AB})<\/span><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\;\\mathrm B=\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}\\\\\\mathrm{AB}&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\times\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}=\\begin{pmatrix}0&amp;-4\\\\-2&amp;-6\\end{pmatrix}\\\\2\\mathrm{AB}&amp;=&amp;2\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\times\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}=\\begin{pmatrix}0&amp;-8\\\\-4&amp;-12\\end{pmatrix}\\\\\\left(2\\mathrm A\\right)\\mathrm B&amp;=&amp;\\begin{pmatrix}4&amp;6\\\\8&amp;10\\end{pmatrix}\\times\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}=\\begin{pmatrix}0&amp;-8\\\\-4&amp;-12\\end{pmatrix}\\\\2\\left(\\mathrm{AB}\\right)&amp;=&amp;2\\left[\\begin{pmatrix}2&amp;3\\\\4&amp;5\\end{pmatrix}\\times\\begin{pmatrix}-3&amp;1\\\\2&amp;-2\\end{pmatrix}\\right]=2\\times\\begin{pmatrix}0&amp;-4\\\\-2&amp;-6\\end{pmatrix}=\\begin{pmatrix}0&amp;-8\\\\-4&amp;-12\\end{pmatrix}\\\\\\therefore2\\mathrm{AB}&amp;=&amp;\\left(2\\mathrm A\\right)\\mathrm B=\\mathrm A\\left(2\\mathrm B\\right)=2\\left(\\mathrm{AB}\\right)\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A<sup>n+m<\/sup>\u00a0=A<sup>n <\/sup>. A<sup>m<\/sup><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:\u00a0<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}2&amp;-1\\\\0&amp;3\\end{pmatrix}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}1.\\;\\;\\mathrm A^2&amp;=&amp;\\mathrm A^{1+1}\\\\&amp;=&amp;\\mathrm A^1.\\mathrm A^1\\\\&amp;=&amp;\\begin{pmatrix}2&amp;-1\\\\0&amp;3\\end{pmatrix}\\;\\begin{pmatrix}2&amp;-1\\\\0&amp;3\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}4&amp;-5\\\\0&amp;9\\end{pmatrix}\\\\2.\\;\\;\\mathrm A^3&amp;=&amp;\\mathrm A^{2+1}\\\\&amp;=&amp;\\mathrm A^2.\\mathrm A^1\\\\&amp;=&amp;\\begin{pmatrix}4&amp;-5\\\\0&amp;9\\end{pmatrix}\\begin{pmatrix}2&amp;-1\\\\0&amp;3\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}8&amp;-19\\\\0&amp;27\\end{pmatrix}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>(A+B)<sup>2 <\/sup>=A<sup>2<\/sup> + A.B + B.A + B<sup>2<\/sup><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:\u00a0<\/p>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}0&amp;-1\\\\2&amp;4\\end{pmatrix}\\;\\;\\;\\;\\mathrm B=\\begin{pmatrix}-1&amp;3\\\\0&amp;2\\end{pmatrix}\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\left(\\mathrm A+\\mathrm B\\right)^2&amp;=&amp;\\left[\\begin{pmatrix}0&amp;-1\\\\2&amp;4\\end{pmatrix}+\\begin{pmatrix}-1&amp;3\\\\0&amp;2\\end{pmatrix}\\right]^2\\\\&amp;=&amp;\\begin{bmatrix}-1&amp;2\\\\2&amp;6\\end{bmatrix}^2\\\\&amp;=&amp;\\begin{pmatrix}-1&amp;2\\\\2&amp;6\\end{pmatrix}\\begin{pmatrix}-1&amp;2\\\\2&amp;6\\end{pmatrix}=\\begin{pmatrix}5&amp;10\\\\10&amp;40\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>A<sup>2<\/sup> + A.B + B.A + B<sup>2<\/sup><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}&amp;=&amp;\\begin{pmatrix}0&amp;-1\\\\2&amp;4\\end{pmatrix}\\begin{pmatrix}0&amp;-1\\\\2&amp;4\\end{pmatrix}+\\begin{pmatrix}0&amp;-1\\\\2&amp;4\\end{pmatrix}\\begin{pmatrix}-1&amp;3\\\\0&amp;2\\end{pmatrix}+\\begin{pmatrix}-1&amp;3\\\\0&amp;2\\end{pmatrix}\\begin{pmatrix}0&amp;-1\\\\2&amp;4\\end{pmatrix}+\\begin{pmatrix}-1&amp;3\\\\0&amp;2\\end{pmatrix}\\begin{pmatrix}-1&amp;3\\\\0&amp;2\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-2&amp;-4\\\\8&amp;14\\end{pmatrix}+\\begin{pmatrix}0&amp;-2\\\\-2&amp;14\\end{pmatrix}+\\begin{pmatrix}6&amp;13\\\\4&amp;8\\end{pmatrix}+\\begin{pmatrix}1&amp;3\\\\0&amp;4\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}5&amp;10\\\\10&amp;40\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>AI = IA = A<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}&amp;&amp;\\mathrm A\\end{array}\\begin{array}{rcl}&amp;=&amp;\\end{array}\\begin{array}{rcl}&amp;&amp;\\begin{pmatrix}2&amp;0\\\\3&amp;1\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}\\mathrm{AI}=\\begin{pmatrix}2&amp;0\\\\3&amp;1\\end{pmatrix}\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}=\\begin{pmatrix}2&amp;0\\\\3&amp;1\\end{pmatrix}\\\\\\mathrm{IA}=\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}\\begin{pmatrix}2&amp;0\\\\3&amp;1\\end{pmatrix}=\\begin{pmatrix}2&amp;0\\\\3&amp;1\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>AB + AC = A [IB + IC] = A [B + C]<\/li>\r\n<li>BA + CA = [B + C] A<\/li>\r\n<li><span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm\\lambda<\/span>A + BA = [<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm\\lambda<\/span>I + B] A<\/li>\r\n<li>BA + AC <strong>\u2260<\/strong> [B +C] A <strong>\u2260 <\/strong>A[B+C]<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:\u00a0<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A=\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\;\\;\\;\\mathrm B=\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}\\;\\;\\mathrm C=\\begin{pmatrix}2&amp;3\\\\-1&amp;0\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{AB}+\\mathrm{AC}&amp;=&amp;\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}+\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\begin{pmatrix}2&amp;3\\\\-1&amp;0\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}3&amp;4\\\\5&amp;6\\end{pmatrix}+\\begin{pmatrix}-1&amp;0\\\\-4&amp;-3\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}2&amp;4\\\\1&amp;3\\end{pmatrix}\\\\\\mathrm{BA}+\\mathrm{CA}&amp;=&amp;\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}\\;\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}+\\begin{pmatrix}2&amp;3\\\\-1&amp;0\\end{pmatrix}\\;\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-2&amp;5\\\\-4&amp;11\\end{pmatrix}+\\begin{pmatrix}-3&amp;8\\\\0&amp;-1\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-5&amp;13\\\\-4&amp;10\\end{pmatrix}\\\\\\left(\\mathrm B+\\mathrm C\\right)\\mathrm A&amp;=&amp;\\left[\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}+\\begin{pmatrix}2&amp;3\\\\-1&amp;0\\end{pmatrix}\\right]\\;\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}3&amp;5\\\\2&amp;4\\end{pmatrix}\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-5&amp;13\\\\-4&amp;10\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\">\\therefore<\/span>BA+CA=(B+C)A<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{BA}+\\mathrm{AC}&amp;=&amp;\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}+\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\begin{pmatrix}2&amp;3\\\\-1&amp;0\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-2&amp;5\\\\-4&amp;11\\end{pmatrix}\\begin{pmatrix}-1&amp;0\\\\-4&amp;-3\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-3&amp;5\\\\-8&amp;8\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p><span class=\"wp-katex-eq\" data-display=\"false\">\\therefore<\/span>BA+AC <strong>\u2260<\/strong> (B+C)A <strong>\u2260<\/strong> A(B+C)<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}2\\mathrm A+\\mathrm{BA}&amp;=&amp;2\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}+\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}0&amp;2\\\\-2&amp;4\\end{pmatrix}+\\begin{pmatrix}-2&amp;5\\\\-4&amp;11\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}-2&amp;7\\\\-6&amp;15\\end{pmatrix}\\\\\\left[2\\mathrm I+\\mathrm B\\right]\\;\\mathrm A&amp;=&amp;\\left[2\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}+\\begin{pmatrix}1&amp;2\\\\3&amp;4\\end{pmatrix}\\right]\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\\\&amp;=&amp;\\begin{pmatrix}3&amp;2\\\\3&amp;6\\end{pmatrix}\\begin{pmatrix}0&amp;1\\\\-1&amp;2\\end{pmatrix}\\\\\\therefore2\\mathrm A+\\mathrm{BA}&amp;=&amp;\\left[2\\mathrm I+\\mathrm B\\right]\\;\\mathrm A\\end{array}<\/span>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">5) \u0dc3\u0db8\u0dca\u0db6\u0db1\u0dca\u0db0 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba ( 2\u00d72 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc3\u0daf\u0dc4\u0dcf \u0db4\u0db8\u0dab\u0dd2)<\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A&amp;=&amp;\\begin{pmatrix}\\mathrm x&amp;\\mathrm y\\\\\\mathrm z&amp;\\mathrm w\\end{pmatrix}\\;\\;\\;\\mathrm{\u0db1\u0db8\u0dca},\\;\\;\\;\\;\\mathrm{adj}\\;\\mathrm A=\\begin{pmatrix}\\mathrm w&amp;-\\mathrm y\\\\-\\mathrm z&amp;\\mathrm x\\end{pmatrix}\\\\\\mathrm{\u0d8b\u0daf\u0dcf}:\\mathrm B&amp;=&amp;\\begin{pmatrix}2&amp;4\\\\3&amp;5\\end{pmatrix}\\;\\;\\;\\mathrm{\u0db1\u0db8\u0dca},\\;\\;\\;\\;\\mathrm{adj}\\;\\mathrm B=\\begin{pmatrix}5&amp;-3\\\\-4&amp;2\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><strong><span class=\"has-inline-color\" style=\"color: #304170\">6) <strong>\u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0dc3\u0dd9\u0dc0\u0dd3\u0db8\u00a0<\/strong><\/span><\/strong><\/h4>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0dda \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba A<sup>-1 <\/sup>\u00a0\u00a0\u0dbd\u0dd9\u0dc3 \u0d85\u0d82\u0d9a\u0db1\u0dba \u0d9a\u0dbb\u0dba\u0dd2.<\/li>\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a\u0dca \u0db4\u0dd0\u0dc0\u0dad\u0dd3\u0db8\u0da7 \u0d85\u0dc0\u0dc1\u0dca\u200d\u0dba\u0dad\u0dcf\u0dc0\u0dba ;<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\">\u0db1\u0dd2\u0dc1\u0dca\u0da0\u0dcf\u0dba\u0d9a\u0dba\u0dda \u0d85\u0d9c\u0dba (|A|)<strong>\u2260<\/strong>0 \u0dc0\u0dd3\u0db8\u0dba\u0dd2.<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm i).\\;\\;\\mathrm A&amp;=&amp;\\begin{pmatrix}2&amp;1\\\\3&amp;4\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\vert\\mathrm A\\vert\\;=(2\\times4)-(1\\times3)=5\\;\\;\\;\\;\\;\\;\\;\\;\\;\\mathrm A^{-1}\\;\\;\\mathrm{\u0db4\u0dc0\u0dad\u0dd3}.\\;\\\\\\;\\;\\mathrm{ii}).\\;\\mathrm B&amp;=&amp;\\begin{pmatrix}3&amp;-2\\\\3&amp;-1\\end{pmatrix}\\;\\;\\;\\;\\;\\vert\\mathrm B\\vert\\;=2(-1)-(-2)3=-8\\;\\;\\;\\;\\;\\mathrm B^{-1}\\;\\;\\mathrm{\u0db4\u0dc0\u0dad\u0dd3}.\\;\\\\\\mathrm{iii}).\\;\\mathrm C&amp;=&amp;\\begin{pmatrix}2&amp;1\\\\-2&amp;-1\\end{pmatrix}\\;\\;\\;\\vert\\mathrm C\\vert\\;=2(-1)-(-2)1=0\\;\\;\\;\\;\\;\\;\\;\\;\\;\\mathrm C^{-1}\\;\\;\\mathrm{\u0db1\u0ddc\u0db4\u0dc0\u0dad\u0dd3}.\\\\&amp;&amp;\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"has-inline-color has-vivid-red-color\"><strong>2020,\u00a0 2019,\u00a0 2014\u00a0 \u0db4\u0dc3\u0dd4\u0d9c\u0dd2\u0dba \u0dc0\u0dd2\u0db7\u0dcf\u0d9c \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0dc0\u0dbd\u0daf\u0dd3\u00a0 \u0d89\u0dc4\u0dad \u0dba\u0dd9\u0daf\u0dd3\u0db8 \u0d85\u0dc0\u0dc1\u0dca\u200d\u0dba\u00a0 \u0dc0\u0dda<\/strong><\/span><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u00a0 \u0dc3\u0ddc\u0dba\u0db1 \u00a0\u00a0\u0d86\u0d9a\u0dcf\u0dbb \u0daf\u0dd9\u0d9a\u0d9a\u0dd2.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\"><strong>i)<\/strong>.\u0dc3\u0dd6\u0dad\u0dca\u200d\u0dbb \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dba\u0dd9\u0db1\u0dca<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db8\u0dd9\u0db8 \u0d9a\u0dca\u200d\u0dbb\u0db8\u0dba\u0dd9\u0db1\u0dca \u0d8d\u0da2\u0dd4\u0dc0 \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0dbd\u0dd0\u0db6\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A^{-1}&amp;=&amp;\\frac1{\\left|\\mathrm A\\right|}.\\mathrm{adj}\\;\\mathrm A\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{\u0d8b\u0daf\u0dcf}:\\;\\;\\mathrm A&amp;=&amp;\\begin{pmatrix}2&amp;1\\\\3&amp;4\\end{pmatrix}\\\\\\mathrm A^{-1}&amp;=&amp;\\frac1{\\left(2\\times4-1\\times3\\right)}.\\begin{pmatrix}4&amp;-1\\\\-3&amp;2\\end{pmatrix}=\\frac15\\begin{pmatrix}4&amp;-1\\\\-3&amp;2\\end{pmatrix}=\\begin{pmatrix}\\frac45&amp;-\\frac15\\\\-\\frac35&amp;\\frac25\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0dbd\u0dd2\u0dba\u0dcf \u0daf\u0dd0\u0d9a\u0dca\u0dc0\u0dd3\u0db8\u0da7 \u0d9a\u0dd2\u0dba\u0dcf \u0d87\u0dad\u0dca\u0db1\u0db8\u0dca \u0db4\u0db8\u0dab\u0d9a\u0dca \u0db8\u0dd9\u0db8 \u0d9a\u0dca\u200d\u0dbb\u0db8\u0dba \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dcf \u0d9a\u0dc5\u00a0 \u0dc4\u0dd0\u0d9a.<\/li>\r\n<li><strong><span class=\"has-inline-color has-vivid-red-color\">2020,\u00a0 2019,\u00a0 2018, 2017\u00a0 \u0db4\u0dc3\u0dd4\u0d9c\u0dd2\u0dba \u0dc0\u0dd2\u0db7\u0dcf\u0d9c \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dad\u0dca\u200d\u0dbb\u0dc0\u0dbd \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u201c\u0dbd\u0dd2\u0dba\u0dcf \u0daf\u0d9a\u0dca\u0dc0\u0db1\u0dca\u0db1\u201d\u00a0 \u0dba\u0dd0\u0dba\u0dd2 \u0dc3\u0daf\u0dc4\u0db1\u0dca \u0d85\u0dc0\u0dc3\u0dca\u0dae\u0dcf\u0dc0\u0dbd \u0db8\u0dd9\u0db8 \u0d9a\u0dca\u200d\u0dbb\u0db8\u0dba\u0dd9\u0db1\u0dca\u00a0 \u0d8d\u0da2\u0dd4\u0dc0 \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u00a0 \u0dbd\u0db6\u0dcf\u0d9c\u0dd9\u0db1 \u0db4\u0dd2\u0dc5\u0dd2\u0dad\u0dd4\u0dbb\u0dd4 \u0db4\u0dad\u0dca\u200d\u0dbb\u0dba\u0dda \u0dbd\u0dd2\u0dc0\u0dd2\u0dba \u0dc4\u0dd0\u0d9a.<\/span><\/strong><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\"><strong>ii)<\/strong>.\u0dc0\u0dd3\u0da2\u0dd3\u0dba \u0d9a\u0dca\u200d\u0dbb\u0db8\u0dba\u0dd9\u0db1\u0dca<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>A.A<sup>-1<\/sup> = A<sup>-1<\/sup>.A = I<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{\u0d8b\u0daf\u0dcf}:\\;\\;\\mathrm A&amp;=&amp;\\begin{pmatrix}2&amp;3\\\\6&amp;4\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\mathrm{\u0db1\u0db8\u0dca},\\;\\;\\;\\;\\;\\;\\mathrm A^{-1}\\;\\;\\mathrm{\u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1}.\\\\\\;\\;\\;\\;\\;\\mathrm A^{-1}&amp;=&amp;\\begin{pmatrix}\\mathrm a&amp;\\mathrm b\\\\\\mathrm c&amp;\\mathrm d\\end{pmatrix}\\;\\;\\mathrm{\u0dbd\u0dd9\u0dc3}\\;\\mathrm{\u0d9c\u0db8\u0dd4}.\\;\\;\\mathrm A.\\mathrm A^{-1}=\\;\\mathrm I\\;\\mathrm{\u0d85\u0db1\u0dd4\u0dc0},\\\\&amp;&amp;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\\\&amp;&amp;\\\\&amp;&amp;\\;\\;\\;\\;\\;\\end{array}<\/span>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\begin{pmatrix}2&amp;3\\\\6&amp;4\\end{pmatrix}\\begin{pmatrix}\\mathrm a&amp;\\mathrm b\\\\\\mathrm c&amp;\\mathrm d\\end{pmatrix}&amp;=&amp;\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}\\\\\\begin{array}{c}\\begin{pmatrix}\\left(2\\mathrm a+3\\mathrm c\\right)&amp;\\left(2\\mathrm b+3\\mathrm d\\right)\\\\\\left(6\\mathrm a+4\\mathrm c\\right)&amp;\\left(6\\mathrm b+4\\mathrm d\\right)\\end{pmatrix}\\end{array}&amp;=&amp;\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}\\\\&amp;&amp;\\\\&amp;&amp;\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}(2a+3c)&amp;=&amp;1\\;\\rightarrow(1)\\\\(2b+3d)&amp;=&amp;0\\;\\rightarrow(2)\\\\(6a+4c)&amp;=&amp;0\\;\\rightarrow{(3)}\\\\(6b+4d)&amp;=&amp;1\\;\\rightarrow{(4)}\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>\u0d89\u0dc4\u0dad\u00a0 \u0dc3\u0db8\u0dd3\u0d9a\u0dbb\u0dab\u00a0 \u0dc0\u0dd2\u0dc3\u0db3\u0dcf a, b, c, d \u0dc3\u0ddc\u0dba\u0dcf \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u00a0 \u0dbd\u0db6\u0dcf\u0d9c\u0dad \u0dc4\u0dd0\u0d9a.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{\u0d8b\u0daf\u0dcf}:\\;\\;\\;\\mathrm A&amp;=&amp;\\begin{pmatrix}4&amp;2\\\\3&amp;1\\end{pmatrix}\\;\\;\\;,\\;\\;\\;\\;\\mathrm A^2-5\\mathrm A-2\\mathrm I\\;=0\\;\\;\\mathrm{\u0db1\u0db8\u0dca}\\;\\;\\;\\;\\mathrm A^{-1}\\;\\;\\mathrm{\u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1}.\\end{array}<\/span>\r\n\r\n\r\n\r\n<p class=\"has-text-align-left\"><span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A^2-5\\mathrm A-2\\mathrm I\\;&amp;=&amp;0\\\\\\mathrm A^2-5\\mathrm A&amp;=&amp;2\\mathrm I\\\\\\mathrm A\\left(\\mathrm A-5\\mathrm I\\right)&amp;=&amp;2\\mathrm I\\\\\\mathrm A\\times\\frac12\\left(\\mathrm A-5\\mathrm I\\right)&amp;=&amp;\\mathrm I\\end{array}<\/span><\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm A\\times\\mathrm A^{-1}&amp;=&amp;\\mathrm I\\;\\mathrm{\u0d85\u0db1\u0dd4\u0dc0},\\\\\\;\\mathrm A^{-1}&amp;=&amp;\\frac12\\left(\\mathrm A-5\\mathrm I\\right)\\\\\\mathrm A^{-1}&amp;=&amp;\\frac12\\left[\\begin{pmatrix}4&amp;2\\\\3&amp;1\\end{pmatrix}-5\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}\\right]\\\\&amp;=&amp;\\frac12\\begin{bmatrix}-1&amp;2\\\\3&amp;-4\\end{bmatrix}\\\\&amp;&amp;\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong><span class=\"has-inline-color has-vivid-red-color\">2011, 2012, 2013, 2016 \u0db4\u0dc3\u0dd4\u0d9c\u0dd2\u0dba \u0dc0\u0dd2\u0db7\u0dcf\u0d9c \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1\u0dc0\u0dbd\u00a0 \u0d89\u0dc4\u0dad \u0d86\u0d9a\u0dcf\u0dbb\u0dba\u0dda \u0db4\u0dca\u200d\u0dbb\u0d9a\u0dcf\u0dc1\u0db1 \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dba\u0dd9\u0db1\u0dca \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0d85\u0db4\u0ddd\u0dc4\u0db1\u0dba \u0d9a\u0dd2\u0dbb\u0dd3\u0db8\u0da7 \u0d87\u0dad. <\/span><\/strong><\/li>\r\n<li>(AB)<sup>-1<\/sup> = B<sup>-1<\/sup>. A<sup>-1<\/sup> \u0dc0\u0dda.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}\\mathrm{\u0d8b\u0daf\u0dcf}:\\;\\;\\;\\;\\mathrm A=\\begin{pmatrix}1&amp;-1\\\\1&amp;1\\end{pmatrix}\\;\\;\\;\\;\\;\\mathrm B=\\begin{pmatrix}2&amp;0\\\\-1&amp;1\\end{pmatrix}\\\\\\mathrm{AB}=\\begin{pmatrix}1&amp;-1\\\\1&amp;1\\end{pmatrix}\\;\\begin{pmatrix}2&amp;0\\\\-1&amp;1\\end{pmatrix}=\\begin{pmatrix}3&amp;-1\\\\1&amp;1\\end{pmatrix}\\\\\\left(\\mathrm{AB}\\right)^{-1}=\\frac14\\begin{pmatrix}1&amp;1\\\\-1&amp;3\\end{pmatrix}=\\begin{pmatrix}\\frac14&amp;\\frac14\\\\-\\frac14&amp;\\frac34\\end{pmatrix}\\\\\\mathrm A^{-1}=\\frac12\\begin{pmatrix}1&amp;1\\\\-1&amp;1\\end{pmatrix}=\\begin{pmatrix}\\frac12&amp;\\frac12\\\\-\\frac12&amp;\\frac12\\end{pmatrix}\\\\\\mathrm B^{-1}=\\frac12\\begin{pmatrix}1&amp;0\\\\1&amp;2\\end{pmatrix}=\\begin{pmatrix}\\frac12&amp;0\\\\\\frac12&amp;1\\end{pmatrix}\\\\\\mathrm A^{-1}\\mathrm B^{-1}=\\begin{pmatrix}\\frac12&amp;\\frac12\\\\-\\frac12&amp;\\frac12\\end{pmatrix}\\;\\begin{pmatrix}\\frac12&amp;0\\\\\\frac12&amp;1\\end{pmatrix}=\\begin{pmatrix}\\frac12&amp;\\frac12\\\\0&amp;\\frac12\\end{pmatrix}\\\\\\mathrm B^{-1}\\mathrm A^{-1}=\\begin{pmatrix}\\frac12&amp;0\\\\\\frac12&amp;1\\end{pmatrix}\\;\\begin{pmatrix}\\frac12&amp;\\frac12\\\\-\\frac12&amp;\\frac12\\end{pmatrix}=\\begin{pmatrix}\\frac14&amp;\\frac14\\\\-\\frac14&amp;\\frac34\\end{pmatrix}\\\\\\therefore\\left(\\mathrm{AB}\\right)^{-1}=\\mathrm B^{-1}\\mathrm A^{-1}\\end{array}<\/span>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><span class=\"wp-katex-eq\" data-display=\"false\">\\left(\\mathrm{\u03bbA}\\right)^{-1}=\\frac1{\\mathrm\\lambda}\\mathrm A^{-1}<\/span><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}\\mathrm{\u0d8b\u0daf\u0dcf}:\\;\\;\\mathrm A=\\begin{pmatrix}2&amp;0\\\\1&amp;3\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\mathrm A^{-1}=\\frac16\\begin{pmatrix}3&amp;0\\\\-1&amp;2\\end{pmatrix}\\\\2\\mathrm A=\\begin{pmatrix}4&amp;0\\\\2&amp;6\\end{pmatrix}\\\\\\left(2\\mathrm A\\right)^{-1}=\\frac1{24}\\begin{pmatrix}6&amp;0\\\\-2&amp;4\\end{pmatrix}=\\frac1{12}\\begin{pmatrix}3&amp;0\\\\-1&amp;2\\end{pmatrix}=\\frac12\\times\\frac16\\begin{pmatrix}3&amp;0\\\\-1&amp;2\\end{pmatrix}\\end{array}<\/span>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\"><span class=\"has-inline-color\" style=\"color: #304170\">7) <strong>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dba\u0dd9\u0db1\u0dca \u0dc3\u0db8\u0d9c\u0dcf\u0db8\u0dd3\u00a0 \u0dc3\u0db8\u0dd3\u0d9a\u0dbb\u0dab \u0dc0\u0dd2\u0dc3\u0db3\u0dd3\u0db8<\/strong><\/span><\/h4>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{l}{\\mathrm a}_1\\mathrm x+{\\mathrm b}_1\\mathrm y={\\mathrm c}_1\\\\{\\mathrm a}_2\\mathrm x+{\\mathrm b}_2\\mathrm y={\\mathrm c}_2\\;\\;\\;\\;,\\;\\mathrm{\u0db1\u0db8\u0dca}\\;\\;\\;\\mathrm x,\\mathrm y\\;\\mathrm{\u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1}.\\\\\\mathrm A=\\begin{pmatrix}{\\mathrm a}_1&amp;{\\mathrm b}_1\\\\{\\mathrm a}_2&amp;{\\mathrm b}_2\\end{pmatrix}\\;,\\;\\;\\;\\;\\mathrm X=\\begin{pmatrix}\\mathrm x\\\\\\mathrm y\\end{pmatrix}\\;,\\;\\;\\;\\;\\mathrm C=\\begin{pmatrix}{\\mathrm c}_1\\\\{\\mathrm c}_2\\end{pmatrix}\\;\\;\\;\\;,\\mathrm{\u0dbd\u0dd9\u0dc3}\\;\\mathrm{\u0d9c\u0db8\u0dd4}.\\end{array}<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{AX}&amp;=&amp;\\mathrm C\\\\\\mathrm A-1\\;\\;\\;\\mathrm{\u0db4\u0dc0\u0dad\u0dd2\u0db1}\\;\\mathrm{\u0dc0\u0dd2\u0da7},\\;\\;\\;\\;\\mathrm A^{-1}.\\;\\mathrm{AX}&amp;=&amp;\\mathrm A^{-1}\\mathrm C\\;\\\\\\mathrm{IX}&amp;=&amp;\\mathrm A^{-1}\\mathrm C\\\\\\mathrm X&amp;=&amp;\\mathrm A^{-1}\\mathrm C\\end{array}<\/span>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf:<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}2\\mathrm x+\\mathrm y&amp;=&amp;4\\\\3\\mathrm x-\\mathrm y&amp;=&amp;0\\;\\;\\;\\;,\\;\\mathrm{\u0db1\u0db8\u0dca}\\;\\;\\;\\operatorname{\ud835\udc65},\\operatorname{\ud835\udc66}\\;\\mathrm{\u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1}\\end{array}<\/span>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 16px\" aria-hidden=\"true\">\u00a0<\/div>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm A=\\begin{pmatrix}2&amp;1\\\\3&amp;-1\\end{pmatrix}\\;,\\;\\;\\;\\;\\mathrm X=\\begin{pmatrix}\\mathrm x\\\\\\mathrm y\\end{pmatrix}\\;,\\;\\;\\;\\;\\mathrm C=\\begin{pmatrix}4\\\\0\\end{pmatrix}\\;,\\;\\mathrm{\u0dbd\u0dd9\u0dc3}\\;\\mathrm{\u0d9c\u0db8\u0dd4}.<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\mathrm A^{-1}=\\frac1{-2-3}\\begin{pmatrix}-1&amp;-1\\\\-3&amp;2\\end{pmatrix}=-\\frac15\\begin{pmatrix}-1&amp;-1\\\\-3&amp;2\\end{pmatrix}<\/span>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}\\mathrm{AX}&amp;=&amp;\\mathrm C\\\\\\mathrm A^{-1}.\\mathrm{AX}&amp;=&amp;\\mathrm A^{-1}\\mathrm C\\\\\\mathrm{IX}&amp;=&amp;\\mathrm A^{-1}\\mathrm C\\\\\\mathrm X&amp;=&amp;\\mathrm A^{-1}\\mathrm C\\\\\\begin{pmatrix}\\mathrm x\\\\\\mathrm y\\end{pmatrix}&amp;=&amp;-\\frac15\\begin{pmatrix}-1&amp;-1\\\\-3&amp;2\\end{pmatrix}\\begin{pmatrix}4\\\\0\\end{pmatrix}\\\\\\begin{pmatrix}\\mathrm x\\\\\\mathrm y\\end{pmatrix}&amp;=&amp;-\\frac15\\begin{pmatrix}-4\\\\-12\\end{pmatrix}=\\begin{pmatrix}\\frac45\\\\\\frac{12}5\\end{pmatrix}\\\\\\mathrm x&amp;=&amp;\\frac45\\\\\\mathrm y&amp;=&amp;\\frac{12}5\\end{array}<\/span>\r\n\r\n\r\n\r\n<div class=\"wp-block-cover has-background-dim\" style=\"background-color: #fcb5b5;min-height: 403px;aspect-ratio:unset;\">\r\n<div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-26185\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-1024x567.jpg\" alt=\"\" width=\"383\" height=\"212\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-1024x567.jpg 1024w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-300x166.jpg 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-768x425.jpg 768w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-150x83.jpg 150w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-696x385.jpg 696w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-1068x592.jpg 1068w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2-758x420.jpg 758w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/08\/Para_img_02-2.jpg 1408w\" sizes=\"(max-width: 383px) 100vw, 383px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center has-text-color\" style=\"color: #5f1b1b;font-size: 20px\"><strong>\u0dc3\u0dd8\u0da2\u0dd4\u0d9a\u0ddd\u0dab\u0dcf\u0dc3\u0dca\u200d\u0dbb\u0dba\u0dda \u0daf\u0dd2\u0d9c \u0d92\u0d9a\u0d9a 20\u0d9a\u0dca \u0daf \u0db4\u0dc5\u0dbd \u0d92\u0d9a\u0d9a 10 \u0d9a\u0dca \u0daf \u0db6\u0dc0 \u0dc3\u0dbd\u0d9a\u0dcf \u0dbb\u0dad\u0dd4 \u0db4\u0dcf\u0da7\u0dd2\u0db1\u0dca \u0d85\u0db3\u0dd4\u0dbb\u0dd4 \u0d9a\u0dbb \u0d87\u0dad\u0dd2 \u0d9a\u0ddc\u0da7\u0dc3\u0dda \u0db8\u0dd4\u0dbd\u0dd4 \u0dc0\u0dbb\u0dca\u0d9c\u0db5\u0dbd\u0dba \u0dc3\u0ddc\u0dba\u0db1\u0dca\u0db1.<\/strong><\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button is-style-shadow\"><a class=\"wp-block-button__link has-text-color has-background\" style=\"border-radius: 10px;background: linear-gradient(135deg,#0693e3 0%,#9b51e0 0%,#5f1b1b 0%);color: #ffcfcf\" href=\"https:\/\/learnsteer.sasnaka.org\/science\/?p=26200\" target=\"_blank\" rel=\"noreferrer noopener\">\u0db4\u0dd2\u0dc5\u0dd2\u0dad\u0dd4\u0dbb \u0db4\u0dd9\u0db1\u0dca\u0dc0\u0db1\u0dca\u0db1 <\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>\u0d85\u0db7\u0dca\u200d\u0dba\u0dcf\u0dc3-<\/strong><\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p>(i)<span class=\"wp-katex-eq\" data-display=\"false\">A=\\begin{pmatrix}7&amp;8\\\\-6&amp;-7\\end{pmatrix}<\/span> \u0dc0\u0db1 \u0dc0\u0dd2\u0da7, <span class=\"wp-katex-eq\" data-display=\"false\">A^2<\/span>\u0dc3\u0ddc\u0dba\u0dcf, \u0d92 \u0db1\u0dba\u0dd2\u0db1\u0dca,<span class=\"wp-katex-eq\" data-display=\"false\">A^{-1}<\/span>\u0dbd\u0db6\u0dcf\u0d9c\u0db1\u0dca\u0db1.<span class=\"wp-katex-eq\" data-display=\"false\">A^{2015}X=\\begin{pmatrix}1&amp;-1\\\\1&amp;2\\end{pmatrix}<\/span>\u00a0\u0dc0\u0db1 \u0db4\u0dbb\u0dd2\u0daf\u0dd2 X \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba \u0db1\u0dd2\u0dbb\u0dca\u0dab\u0dba \u0d9a\u0dbb\u0db1\u0dca\u0db1.<\/p>\r\n\r\n\r\n\r\n<span class=\"wp-katex-eq\" data-display=\"false\">\\begin{array}{rcl}A&amp;=&amp;\\begin{pmatrix}7&amp;8\\\\-6&amp;-7\\end{pmatrix}\\\\A^2&amp;=&amp;\\begin{pmatrix}7&amp;8\\\\-6&amp;-7\\end{pmatrix}\\begin{pmatrix}7&amp;8\\\\-6&amp;-7\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;(5)\\\\&amp;=&amp;\\begin{pmatrix}1&amp;0\\\\0&amp;1\\end{pmatrix}=I\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;{(5)}\\\\\\therefore A^{-1}&amp;=&amp;A\\text{\u0dc0\u0dda.}\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;{(5)}\\;\\;\\;\\;\\;\\;\\;\\;\\lbrack15\\rbrack\\\\A^{2015}X&amp;=&amp;\\begin{pmatrix}1&amp;-1\\\\1&amp;2\\end{pmatrix}\\\\\\left(A^2\\right)^{1007}AX&amp;=&amp;\\begin{pmatrix}1&amp;-1\\\\1&amp;2\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;{(5)}\\\\I\\;AX&amp;=&amp;\\begin{pmatrix}1&amp;-1\\\\1&amp;2\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;{\\;\\;\\;\\;(5)}\\\\A^{-1}\\;AX&amp;=&amp;\\begin{pmatrix}7&amp;8\\\\-6&amp;-7\\end{pmatrix}\\begin{pmatrix}1&amp;-1\\\\1&amp;2\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;{(5)}+(5)\\\\X&amp;=&amp;\\begin{pmatrix}15&amp;9\\\\-13&amp;-8\\end{pmatrix}\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;\\;{(5)}{\\;\\;\\;\\;\\;\\;\\;\\;\\;\\lbrack15\\rbrack}\\\\&amp;&amp;\\\\&amp;&amp;\\end{array}<\/span>\r\n\r\n\r\n\r\n<p class=\"has-text-align-center has-white-color has-text-color has-background\" style=\"background-color: #272062;text-align: center\"><span style=\"color: #ffffff\"><em><strong><span style=\"font-family: 'book antiqua', palatino, serif;font-size: 18pt\">&#8220;The folly of mistaking a paradox for a discovery, a metaphor for a proof, a torrent of verbiage for a spring of capital truths, and oneself for an oracle, is inborn in us.&#8221;<\/span><\/strong><\/em><\/span><br \/><span style=\"font-size: 10pt;font-family: tahoma, arial, helvetica, sans-serif;color: #999999\">-Paul Valery<\/span><\/p>\r\n\r\n\r\n<div class=\"epyt-video-wrapper\"><iframe loading=\"lazy\"  id=\"_ytid_80134\"  width=\"696\" height=\"392\"  data-origwidth=\"696\" data-origheight=\"392\"  data-relstop=\"1\" src=\"https:\/\/www.youtube.com\/embed\/beSM0a9Kibk?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;rel=0&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;\" class=\"__youtube_prefs__  no-lazyload\" title=\"YouTube player\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe><\/div>\r\n\r\n<div class=\"epyt-video-wrapper\"><iframe loading=\"lazy\"  id=\"_ytid_21941\"  width=\"696\" height=\"392\"  data-origwidth=\"696\" data-origheight=\"392\"  data-relstop=\"1\" src=\"https:\/\/www.youtube.com\/embed\/4cHYWvDYdI4?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;rel=0&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;\" class=\"__youtube_prefs__  no-lazyload\" title=\"YouTube player\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe><\/div>\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 100px\" aria-hidden=\"true\">\u00a0<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button is-style-shadow\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/uc?id=1ddut1oIhFcymQGL4Qjfls5zU1VqOa094&amp;export=download\" target=\"_blank\" rel=\"noreferrer noopener\">\u0db4\u0dcf\u0da9\u0db8\u0dda \u0dc3\u0da7\u0dc4\u0db1 Download \u0d9a\u0dbb\u0d9c\u0db1\u0dca\u0db1.<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-spacer\" style=\"height: 100px\" aria-hidden=\"true\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/drive\/folders\/17E_8cFVQ7EVlx0qZyaDx-5xm626rDYak?usp=sharing\" target=\"_blank\" rel=\"noreferrer noopener\">\u0dad\u0dc0\u0dad\u0dca \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dd9\u0db1\u0dca\u0dc0\u0db1\u0dca\u0db1.<\/a><\/div>\r\n","protected":false},"excerpt":{"rendered":"<p>\u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0dc0\u0dbd \u0db8\u0dd6\u0dbd\u0dd2\u0d9a \u0d9c\u0dd4\u0dab \u0dc0\u0dd2\u0dc3\u0dca\u0dad\u0dbb \u0d9a\u0dd2\u0dbb\u0dd3\u0db8, \u0dc3\u0db8\u0da0\u0dad\u0dd4\u0dbb\u0dc3\u0dca\u200d\u0dbb \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0dc0\u0dd2\u0dc1\u0dda\u0dc2 \u0d86\u0d9a\u0dcf\u0dbb\u0dba \u0dc0\u0dd2\u0dc3\u0dca\u0dad\u0dbb \u0d9a\u0dd2\u0dbb\u0dd3\u0db8, \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3\u0dba\u0d9a \u0db4\u0dd9\u0dbb\u0dc5\u0dd4\u0db8 \u0dc4\u0dcf \u0db4\u0dca\u200d\u0dbb\u0dad\u0dd2\u0dbd\u0ddd\u0db8\u0dba \u0dc0\u0dd2\u0dc3\u0dca\u0dad\u0dbb \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc3\u0dc4 \u0dc3\u0db8\u0d9c\u0dcf\u0db8\u0dd3 \u0dc3\u0db8\u0dd3\u0d9a\u0dbb\u0dab \u0dc0\u0dd2\u0dc3\u0daf\u0dd3\u0db8\u0da7 \u0db1\u0dca\u200d\u0dba\u0dcf\u0dc3 \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dcf \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc3\u0dd2\u0daf\u0dd4 \u0d9a\u0dbb\u0dba\u0dd2.<\/p>\n","protected":false},"author":62,"featured_media":16553,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[3663,3633,42,3630,3629],"tags":[3718,3711,3709,3712,3710,3717,3770,3771,3769,3715,3713,3764,3716,3714,3766,3765,4227,4231,4228,4230,4218,4217,4223,3708,4234,3763,4221,4233,4219,4220,3768,3767,4216,4222,4215,4232,4226,4224,4225,4229],"class_list":{"0":"post-11219","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-02-13-matrices","8":"category-02-algebra","9":"category-advanced-level-science","10":"category-pure-mathematics","11":"category-combined-mathematics","12":"tag-matric","13":"tag-matrice","14":"tag-matrices","15":"tag-matrise","16":"tag-matrises","17":"tag-matrix","18":"tag-nischayaka","19":"tag-nischyk","20":"tag-nishchayaka","21":"tag-niyaasa","22":"tag-niyasa","23":"tag-niyasa-gunithaya","24":"tag-nyaasa","25":"tag-nyasa","26":"tag-nysa-gunithaya","27":"tag-prathiloma-niyasa","28":"tag-4227","29":"tag-4231","30":"tag-4228","31":"tag-4230","32":"tag-4218","33":"tag-4217","34":"tag-4223","35":"tag-3708","36":"tag-4234","37":"tag-3763","38":"tag-4221","39":"tag-4233","40":"tag-4219","41":"tag-4220","42":"tag-3768","43":"tag-3767","44":"tag-4216","45":"tag-4222","46":"tag-4215","47":"tag-4232","48":"tag-4226","49":"tag-4224","50":"tag-4225","51":"tag-4229"},"_links":{"self":[{"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts\/11219"}],"collection":[{"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/users\/62"}],"replies":[{"embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/comments?post=11219"}],"version-history":[{"count":193,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts\/11219\/revisions"}],"predecessor-version":[{"id":34949,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts\/11219\/revisions\/34949"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/media\/16553"}],"wp:attachment":[{"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/media?parent=11219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/categories?post=11219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/tags?post=11219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}