{"id":12299,"date":"2021-03-05T18:08:33","date_gmt":"2021-03-05T12:38:33","guid":{"rendered":"https:\/\/learnsteer.sasnaka.org\/science\/?p=12299"},"modified":"2021-10-12T23:10:06","modified_gmt":"2021-10-12T17:40:06","slug":"04-03-04-2","status":"publish","type":"post","link":"https:\/\/learnsteer.sasnaka.org\/science\/advanced-level-science\/combined-mathematics\/pure-mathematics\/04-calculus\/04-03-graphs-and-derivatives\/04-03-04-2\/","title":{"rendered":"04.03.04 &#8211; \u0dc1\u0dca\u200d\u0dbb\u0dd2\u0dad\u0dba\u0d9a \u0dc4\u0dd0\u0dc3\u0dd2\u0dbb\u0dd3\u0db8 \u0dc3\u0dc4 \u0dc0\u0d9a\u0dca\u200d\u0dbb \u0d85\u0db1\u0dd4\u0dbb\u0dda\u0d9b\u0db1\u0dba"},"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=1ChnVvhJ2eREaH_VYE6GJ6z6KUfSWJqZu&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<p><span class=\"has-inline-color has-vivid-red-color\"><strong>\u0dc3\u0d82\u200d\u0dba\u0dd4\u0d9a\u0dca\u0dad \u0d9c\u0dab\u0dd2\u0dad\u0dba I (\u0dc1\u0dd4\u0daf\u0dca\u0db0 \u0d9c\u0dab\u0dd2\u0dad\u0dba) \u0db4\u0dca\u200d\u0dbb\u0dc1\u0dca\u0db1 \u0db4\u0dad\u0dca\u200d\u0dbb\u0dba\u0dda <strong>A \u0d9a\u0ddc\u0da7\u0dc3\u0dda<\/strong><\/strong> <strong>\u0d9c\u0dd0\u0da7<strong>\u0dbd\u0dd4<\/strong>\u0dc0\u0d9a<\/strong> <strong>\u0dc4\u0dcf B \u0d9a\u0ddc\u0da7\u0dc3\u0dda 14 \u0dc0\u0dd0\u0db1\u0dd2 \u0d9c\u0dd0\u0da7\u0dbd\u0dd4\u0dc0\u0dd9\u0dc4\u0dd2 \u0d85\u0da9\u0d82\u0d9c\u0dd4 \u0dc0\u0db1\u0dca\u0db1\u0dda \u0db8\u0dd9\u0db8 \u0db4\u0dcf\u0da9\u0db8\u0dd9\u0dc4\u0dd2 \u0dc3\u0dd2\u0daf\u0dca\u0db0\u0dcf\u0db1\u0dca\u0dad \u0dc0\u0dda.<\/strong><\/span><\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">\u0daf\u0dd9\u0dc0\u0db1 \u0d85\u0dc0\u0d9a\u0dbd \u0dc3\u0d82\u0d9c\u0dd4\u0dab\u0d9a\u0dba \u0db7\u0dcf\u0dc0\u0dd2\u0dad\u0dba\u0dd9\u0db1\u0dca \u0dc3\u0dca\u0dad\u0dcf\u0dc0\u0dbb \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba \u0dc0\u0dbb\u0dca\u0d9c\u0dd3\u0d9a\u0dbb\u0dab\u0dba<\/h3>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">1)\u0d85\u0dc0\u0db8 \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba<\/h4>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15163\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-39.png\" alt=\"\" width=\"346\" height=\"269\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15164\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-7.png\" alt=\"\" width=\"357\" height=\"300\" \/><\/figure>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0d85\u0dc0\u0db8 \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba\u0d9a\u0daf\u0dd3\u00a0\u00a0\u00a0\u00a0 \u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{dy}{dx}\u00a0<\/span>\u00a0= 0<\/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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{d^2y}{dx^2}<\/span>\u00a0&gt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf: (17.)\u00a0\u00a0\u00a0 y = x<sup>2<\/sup>-2x+3<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span> = 2x-2<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 2<\/p>\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 x = 1 \u0dc0\u0dd2\u0da7,<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 2 &gt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0 \u0d91\u0db8\u0db1\u0dd2\u0dc3\u0dcf x = 1 \u0d85\u0dc0\u0db8 \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba\u0d9a\u0dd2.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">2)\u0d8b\u0db4\u0dbb\u0dd2\u0db8 \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba<\/h4>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15167\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-40.png\" alt=\"\" width=\"285\" height=\"273\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-40.png 344w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-40-300x288.png 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-40-150x144.png 150w\" sizes=\"(max-width: 285px) 100vw, 285px\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15168\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-8.png\" alt=\"\" width=\"273\" height=\"278\" \/><\/figure>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0d8b\u0db4\u0dbb\u0dd2\u0db8 \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba\u0d9a\u0daf\u0dd3\u00a0\u00a0\u00a0 \u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/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\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span> &lt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf: (18.)\u00a0\u00a0\u00a0 y = -2x<sup>2<\/sup>+8x-3<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= -4x+8<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= -4<\/p>\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 x = 2<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span> = 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span> = -4 &lt; 0<\/p>\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 x = 2<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf: (19.)\u00a0\u00a0\u00a0 y =<span class=\"wp-katex-eq\" data-display=\"false\">\\frac{x^3}3-4x<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{3\\left(3x^2\\right)-x^3\\left(0\\right)}9-4<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= <span class=\"wp-katex-eq\" data-display=\"false\">\\frac{9x^2}9-4<\/span><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= x<sup>2<\/sup>-4 = (x-2) (x+2)<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 2x<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0x = 2 \u0dc0\u0dd2\u0da7,<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0 <span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 4 &gt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0 \u0d91\u0db8\u0db1\u0dd2\u0dc3\u0dcf\u00a0 x= 2 \u0d85\u0dc0\u0db8\u0dba\u0d9a\u0dd2.<\/p>\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 x = -2 \u0dc0\u0dd2\u0da7,<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span> = 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= -4 &lt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d91\u0db8\u0db1\u0dd2\u0dc3\u0dcf x=-2 \u0d8b\u0db4\u0dbb\u0dd2\u0db8\u0dba\u0d9a\u0dd2.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">3)\u0d85\u0da9\u0dd4\u0dc0\u0db1 \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0dba<\/h4>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15171\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-41.png\" alt=\"\" width=\"287\" height=\"258\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-41.png 521w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-41-300x269.png 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-41-150x135.png 150w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture-41-468x420.png 468w\" sizes=\"(max-width: 287px) 100vw, 287px\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15172\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-9.png\" alt=\"\" width=\"334\" height=\"290\" srcset=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-9.png 487w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-9-300x261.png 300w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-9-150x130.png 150w, https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture1-9-484x420.png 484w\" sizes=\"(max-width: 334px) 100vw, 334px\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15173\" src=\"https:\/\/learnsteer.sasnaka.org\/science\/wp-content\/uploads\/sites\/3\/2021\/05\/Capture2-1.png\" alt=\"\" width=\"358\" height=\"287\" \/><\/figure>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0d85\u0da9\u0dd4\u0dc0\u0db1 \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0dba\u0d9a\u0daf\u0dd3\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 0<\/p>\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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^3y}{dx^3}<\/span> &lt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf: (20.)\u00a0\u00a0\u00a0 y = -(x-1)<sup>3<\/sup><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= -3(x-1)<sup>2<\/sup><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= -6(x-1)<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^3y}{dx^3}<\/span>= -6<\/p>\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\u00a0x = 1 \u0daf\u0dd3,<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^3y}{dx^3}<\/span>= -6 &lt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d91\u0db8\u0db1\u0dd2\u0dc3\u0dcf \u0db8\u0dd9\u0dba \u0d85\u0da9\u0dd4\u0dc0\u0db1 \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0dba\u0d9a\u0dd2.<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc0\u0dd0\u0da9\u0dd2\u0dc0\u0db1 \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0dba<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>\u0dc0\u0dd0\u0da9\u0dd2\u0dc0\u0db1 \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0dba\u0d9a \u0daf\u0dd3\u00a0\u00a0 \u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 0<\/p>\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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^3y}{dx^3}<\/span>&gt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d8b\u0daf\u0dcf: (21.)\u00a0\u00a0\u00a0 y = x<sup>3<\/sup><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 3x<sup>2<\/sup><\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 6x<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^3y}{dx^3}<\/span>= 6<\/p>\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\u00a0x = 0 \u0dc0\u0dd2\u0da7,<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\"> \\frac{dy}{dx}<\/span>= 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^2y}{dx^2} <\/span>= 0<\/p>\r\n\r\n\r\n\r\n<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0<span class=\"wp-katex-eq\" data-display=\"false\">\u00a0\\frac{d^3y}{dx^3}<\/span>= 6 &gt; 0<\/p>\r\n\r\n\r\n\r\n<p>\u0d91\u0db8\u0db1\u0dd2\u0dc3\u0dcf \u0db8\u0dd9\u0dba \u0dc0\u0dd0\u0da9\u0dd2\u0dc0\u0db1 \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0dba\u0d9a\u0dd2.<\/p>\r\n\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 td_btn_normal\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/uc?id=1ChnVvhJ2eREaH_VYE6GJ6z6KUfSWJqZu&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-buttons is-content-justification-center is-layout-flex wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button is-style-shadow td_btn_normal\"><a class=\"wp-block-button__link\" style=\"border-radius: 15px\" href=\"https:\/\/drive.google.com\/drive\/folders\/1cmG8C2feQUAMvv2JKenwbgG1EOhK5nbu?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<\/div>\r\n\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<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>\u0d85\u0dc0\u0dad\u0dbd\u0dad\u0dcf\u0dc0\u0dba \u0dc3\u0dd9\u0dc0\u0dd3\u0db8\u0da7 \u0daf\u0dd9\u0dc0\u0db1 \u0dc0\u0dca\u200d\u0dba\u0dd4\u0dad\u0dca\u0db4\u0db1\u0dca\u0db1\u0dba \u0db7\u0dcf\u0dc0\u0dd2\u0dad \u0d9a\u0dd2\u0dbb\u0dd3\u0db8 \u0dc4\u0dcf \u0d91\u0db8\u0d9f\u0dd2\u0db1\u0dca \u0daf\u0dd3 \u0d87\u0dad\u0dd2 \u0dc1\u0dca\u200d\u0dbb\u0dd2\u0dad\u0dba\u0d9a \u0dc4\u0dd0\u0dbb\u0dd4\u0db8\u0dca \u0dbd\u0d9a\u0dca\u0dc2\u0dca\u200d\u0dba\u0dba\u0d9a\u0dca, \u0d8b\u0db4\u0dbb\u0dd2\u0db8\u0dba\u0d9a\u0dca\u0daf, \u0d85\u0dc0\u0db8\u0dba\u0d9a\u0dca\u0daf, \u0db1\u0dad\u0dd2\u0dc0\u0dbb\u0dca\u0dad\u0db1\u0dba\u0d9a\u0dca\u0daf \u0dba\u0db1\u0dca\u0db1 \u0db4\u0dbb\u0dd3\u0d9a\u0dca\u0dc2\u0dcf \u0d9a\u0dbb\u0db1 \u0d86\u0d9a\u0dcf\u0dbb\u0dba \u0dc0\u0dd2\u0dc3\u0dca\u0dad\u0dbb \u0d9a\u0dbb\u0dba\u0dd2. <\/p>\n","protected":false},"author":56,"featured_media":16557,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[3669,3635,42,3630,3629],"tags":[4068,3758,3721,3788,3761,4069,3762,3760,3759,4086,3794,3795,4075,4074,4084,4063,4062,3796,3722,4072],"class_list":{"0":"post-12299","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-04-03-graphs-and-derivatives","8":"category-04-calculus","9":"category-advanced-level-science","10":"category-pure-mathematics","11":"category-combined-mathematics","12":"tag-awakalana-prasthara","13":"tag-awakalanaya","14":"tag-com-maths","15":"tag-combined-mathematics","16":"tag-combined-maths","17":"tag-differentation-graphs","18":"tag-differentiation","19":"tag-mathematics","20":"tag-maths","21":"tag-nathiwarthana","22":"tag-pure-mathematics","23":"tag-pure-maths","24":"tag-4075","25":"tag-4074","26":"tag-4084","27":"tag-4063","28":"tag-4062","29":"tag-3796","30":"tag-3722","31":"tag-4072"},"_links":{"self":[{"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts\/12299"}],"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\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/comments?post=12299"}],"version-history":[{"count":14,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts\/12299\/revisions"}],"predecessor-version":[{"id":32572,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/posts\/12299\/revisions\/32572"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/media\/16557"}],"wp:attachment":[{"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/media?parent=12299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/categories?post=12299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/learnsteer.sasnaka.org\/science\/wp-json\/wp\/v2\/tags?post=12299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}