{"id":226,"date":"2023-07-10T22:50:09","date_gmt":"2023-07-10T22:50:09","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e6%96%b9%e7%a8%8b%e7%82%b9%e7%9b%b4%e7%ba%bf%e6%96%9c%e7%8e%87%e5%85%ac%e5%bc%8f\/"},"modified":"2023-07-10T22:50:09","modified_gmt":"2023-07-10T22:50:09","slug":"%e6%96%b9%e7%a8%8b%e7%82%b9%e7%9b%b4%e7%ba%bf%e6%96%9c%e7%8e%87%e5%85%ac%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e6%96%b9%e7%a8%8b%e7%82%b9%e7%9b%b4%e7%ba%bf%e6%96%9c%e7%8e%87%e5%85%ac%e5%bc%8f\/","title":{"rendered":"\u65b9\u7a0b\u70b9-\u76f4\u7ebf\u7684\u659c\u7387"},"content":{"rendered":"<p>\u5728\u6b64\u9875\u9762\u4e0a\uff0c\u60a8\u5c06\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u7684\u516c\u5f0f\uff0c\u4ee5\u53ca\u8ba1\u7b97\u5b83\u7684\u4e0d\u540c\u65b9\u6cd5\u3002\u6b64\u5916\uff0c\u60a8\u5c06\u80fd\u591f\u770b\u5230\u51e0\u4e2a\u793a\u4f8b\u5e76\u901a\u8fc7\u9010\u6b65\u89e3\u51b3\u7684\u7ec3\u4e60\u8fdb\u884c\u7ec3\u4e60\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-de-la-ecuacion-punto-pendiente-de-la-recta\"><\/span>\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u7684\u516c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u662f\u6570\u5b66\u8868\u8fbe\u76f4\u7ebf\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\u7279\u522b\u662f\uff0c\u60a8\u53ea\u9700\u8981\u76f4\u7ebf\u4e0a\u4e00\u70b9\u7684\u659c\u7387\u548c\u5750\u6807\u5373\u53ef\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u3002 <\/p>\n<div style=\"background-color:#FFCC8080;padding-top: 20px; padding-bottom: 0.5px; padding-right: 30px; padding-left: 30px; border: 2px solid #FFB74D; border-radius:20px;\">\n<p style=\"text-align:left\"><strong>\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u516c\u5f0f<\/strong>\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p style=\"text-align:left;\">\u91d1\u5b50<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6b41df788161942c6f98604d37de8098_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"15\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u76f4\u7ebf\u7684\u659c\u7387\uff0c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0ef0a49d51c8cfd13e37df1b9090418b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_0, y_0\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"42\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u662f\u7ebf\u4e0a\u4e00\u70b9\u7684\u5750\u6807<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cf65a6c806bfd1aa7b641e609d9d4490_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(x_0,y_0).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<\/div>\n<p>\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u6765\u770b\u4e00\u4e0b<strong>\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u662f\u5982\u4f55\u8ba1\u7b97\u7684<\/strong>\uff1a<\/p>\n<ul>\n<li>\u5199\u51fa\u7ecf\u8fc7\u8be5\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d2b2d9d38efcc8624f90eef92208f4e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(2,-1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u659c\u7387m=3\u3002<\/li>\n<\/ul>\n<p>\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8be5\u8bed\u53e5\u544a\u8bc9\u6211\u4eec\u76f4\u7ebf\u7684\u659c\u7387\u662f m=3\uff0c\u56e0\u6b64\u76f4\u7ebf\u7684\u65b9\u7a0b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4063450c1658fa496145cc18a36ff1bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=3(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"142\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u6b64\u5916\uff0c\u6211\u4eec\u8fd8\u77e5\u9053\u76f4\u7ebf\u7ecf\u8fc7\u70b9<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d2b2d9d38efcc8624f90eef92208f4e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(2,-1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<p>\uff0c\u56e0\u6b64\u6211\u4eec\u5fc5\u987b\u5c06\u8be5\u70b9\u7684\u5750\u6807\u4ee3\u5165\u65b9\u7a0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d2b2d9d38efcc8624f90eef92208f4e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(2,-1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5cd50c0d1730e27ca68d517d5c9adc76_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=3(x-x_0) \\ \\xrightarrow{x_0=2 \\ ; \\ y_0=-1} \\ y-(-1)=3(x-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"419\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u4e3a\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f6ea4a8565fcf350fb588d891a0cf9fc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y+1=3(x-2)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u8bf7\u8bb0\u4f4f\uff0c\u9664\u4e86\u70b9\u659c\u7387\u65b9\u7a0b\u4e4b\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u89e3\u6790\u5730\u8868\u8fbe\u76f4\u7ebf\uff1a\u5411\u91cf\u65b9\u7a0b\u3001\u53c2\u6570\u65b9\u7a0b\u3001\u8fde\u7eed\u65b9\u7a0b\u3001\u9690\u5f0f\u65b9\u7a0b\uff08\u6216\u4e00\u822c\u65b9\u7a0b\uff09\u548c\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\u3002\u5982\u679c\u60a8\u66f4\u611f\u5174\u8da3\uff0c\u60a8\u53ef\u4ee5\u5728\u6211\u4eec\u7684\u7f51\u7ad9\u4e0a\u67e5\u770b\u5b83\u4eec\u5404\u81ea\u7684\u5185\u5bb9\u3002 <\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-significa-la-pendiente-de-una-recta\"><\/span>\u76f4\u7ebf\u7684\u659c\u7387\u662f\u4ec0\u4e48\u610f\u601d\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6b63\u5982\u6211\u4eec\u5728\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u7684\u5b9a\u4e49\u4e2d\u770b\u5230\u7684\uff0c\u53c2\u6570<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6b41df788161942c6f98604d37de8098_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"15\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u76f4\u7ebf\u7684\u659c\u7387\u3002\u4f46\u5b9e\u9645\u4e0a\u2026\u2026\u76f4\u7ebf\u7684\u659c\u7387\u662f\u4ec0\u4e48\u610f\u601d\uff1f\u8ba9\u6211\u4eec\u4ece\u4e00\u6761\u7ebf\u7684\u56fe\u5f62\u8868\u793a\u4e2d\u770b\u5230\u8fd9\u4e00\u70b9\uff1a <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/point-pente-equation.webp\" alt=\"\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u662f\u4ec0\u4e48\uff1f\" class=\"wp-image-1590\" width=\"317\" height=\"318\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p><strong>\u7ebf\u7684\u659c\u7387<\/strong>\u8868\u793a\u5176\u9661\u5ea6\u3002\u4ece\u56fe\u8868\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6b41df788161942c6f98604d37de8098_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"15\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u7b49\u4e8e 2\uff0c\u56e0\u4e3a 1 \u4e2a\u6c34\u5e73\u5355\u4f4d\uff0c\u76f4\u7ebf\u4e0a\u5347 2 \u4e2a\u5782\u76f4\u5355\u4f4d\u3002<\/p>\n<p>\u663e\u7136\uff0c\u5982\u679c\u659c\u7387\u4e3a\u6b63\uff0c\u5219\u51fd\u6570\u589e\u52a0\uff08\u4e0a\u5347\uff09\uff0c\u53cd\u4e4b\uff0c\u5982\u679c\u659c\u7387\u4e3a\u8d1f\uff0c\u5219\u51fd\u6570\u4e0b\u964d\uff08\u4e0b\u964d\uff09\u3002<\/p>\n<h4 class=\"wp-block-heading\">\u5982\u4f55\u8ba1\u7b97\u76f4\u7ebf\u7684\u659c\u7387<\/h4>\n<p>\u6b64\u5916\uff0c\u6709 3 \u79cd\u4e0d\u540c\u7684\u65b9\u6cd5\u53ef\u4ee5\u7528\u6570\u503c\u786e\u5b9a\u76f4\u7ebf\u7684\u659c\u7387\uff1a<\/p>\n<ol style=\"color:#ff6f00; font-weight: bold;>\n<li><span style=\" color:#262626;font-weight:=\"\" normal;\"=\"\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#000000;font-weight: normal;\">\u7ed9\u5b9a\u7ebf\u4e0a\u4e24\u4e2a\u4e0d\u540c\u7684\u70b9\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-99906702500e51b12e2859cc804a7b57_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(x_1,y_1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<p><\/span>\u548c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-460a66d684215738da922dc45a35aed0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_2(x_2,y_2),\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"79\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u76f4\u7ebf\u7684\u659c\u7387\u7b49\u4e8e\uff1a<\/li>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6ca826248e812d4f19056960777cb00f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m = \\cfrac{\\Delta y}{\\Delta x} = \\cfrac{y_2-y_1}{x_2-x_1}\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"150\" style=\"vertical-align: -15px;\"><\/p>\n<\/p>\n<li style=\"margin-bottom:18px\"><span style=\"color:#000000;font-weight: normal;\">\u662f\u7684\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-867fb10d1409b3d95ff447f6a095219d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\vv{\\text{v}}= (\\text{v}_1,\\text{v}_2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"88\" style=\"vertical-align: -5px;\"><\/p>\n<p><\/span>\u662f\u76f4\u7ebf\u7684\u65b9\u5411\u5411\u91cf\uff0c\u5176\u659c\u7387\u4e3a\uff1a<\/li>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-60d899a76c2b7588e60dc3734a47019f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m = \\cfrac{\\text{v}_2}{\\text{v}_1}\" title=\"Rendered by QuickLaTeX.com\" height=\"37\" width=\"59\" style=\"vertical-align: -15px;\"><\/p>\n<\/p>\n<li style=\"margin-bottom:18px\"><span style=\"color:#000000;font-weight: normal;\">\u662f\u7684\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8f0b6b1a01f8fcc2f95be0364c090397_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\alpha\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p><\/span>\u662f\u76f4\u7ebf\u4e0e\u6a2a\u5750\u6807\u8f74\uff08X \u8f74\uff09\u5f62\u6210\u7684\u89d2\u5ea6\uff0c\u76f4\u7ebf\u7684\u659c\u7387\u7b49\u4e8e\u8be5\u89d2\u5ea6\u7684\u6b63\u5207\uff1a <\/li>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c76cc82b1d172b2b5af3b053752befac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m = \\text{tg}(\\alpha )\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"79\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<\/ol>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/formule-de-l-equation-explicite-d-une-ligne.webp\" alt=\"\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\u516c\u5f0f\" class=\"wp-image-1465\" width=\"288\" height=\"356\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h4 class=\"wp-block-heading\">\u7ebf\u7684\u76f8\u5bf9\u4f4d\u7f6e<\/h4>\n<p>\u6700\u540e\uff0c\u4e00\u6761\u7ebf\u7684\u659c\u7387\u8fd8\u53ef\u4ee5\u7528\u6765\u4e86\u89e3\u591a\u6761\u7ebf\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u7531\u4e8e\u4e24\u6761<strong>\u5e73\u884c<\/strong>\u7ebf\u5177\u6709\u76f8\u540c\u7684\u659c\u7387\uff0c\u53e6\u4e00\u65b9\u9762\uff0c\u5982\u679c\u4e00\u6761\u7ebf\u7684\u659c\u7387\u662f\u53e6\u4e00\u6761\u7ebf\u7684\u659c\u7387\u7684\u8d1f\u5012\u6570\uff0c\u5219\u610f\u5473\u7740\u8fd9\u4e24\u6761\u7ebf\u662f<strong>\u5782\u76f4\u7684<\/strong>\u3002 <\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-161\">\n<div class=\"wp-block-column is-layout-flow\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/lignes-paralleles-pente-dune-ligne.webp\" alt=\"\u5177\u6709\u76f8\u540c\u659c\u7387\u7684\u5e73\u884c\u7ebf\" class=\"wp-image-1550\" width=\"200\" height=\"201\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/lignes-perpendiculaires-pente-d-une-ligne.webp\" alt=\"\" class=\"wp-image-1551\" width=\"176\" height=\"260\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"calcular-la-ecuacion-punto-pendiente-de-la-recta-que-pasa-por-dos-puntos\"><\/span>\u8ba1\u7b97\u7ecf\u8fc7\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u95ee\u9898\u662f\u4ece\u5c5e\u4e8e\u76f4\u7ebf\u7684\u4e24\u4e2a\u70b9\u786e\u5b9a\u70b9\u659c\u7387\u65b9\u7a0b\u3002\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u770b\u770b\u662f\u5982\u4f55\u89e3\u51b3\u7684\uff1a<\/p>\n<ul>\n<li>\u6c42\u901a\u8fc7\u4ee5\u4e0b\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff1a<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2eedda183214849aae2330021a513130_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(5,2) \\qquad P_2(3,6)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"152\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u4e3a\u4e86\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff0c\u6211\u4eec\u9700\u8981\u786e\u5b9a\u76f4\u7ebf\u7684\u659c\u7387\u662f\u591a\u5c11\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u4f7f\u7528\u5192\u53f7\u516c\u5f0f\u8ba1\u7b97\u76f4\u7ebf\u7684\u659c\u7387\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-355e91b09882111b8826f4bfe5d33698_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m =\\cfrac{\\Delta y}{\\Delta x}=\\cfrac{y_2-y_1}{x_2-x_1} = \\cfrac{6-2}{3-5} = \\cfrac{4}{-2}= -2\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"308\" style=\"vertical-align: -15px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bce5bf62dac701d1295a97495bafcac4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=-2(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"156\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u53ea\u9700\u8981\u5c06\u76f4\u7ebf\u4e0a\u4e00\u70b9\u7684\u7b1b\u5361\u5c14\u5750\u6807\u4ee3\u5165\u65b9\u7a0b\u5373\u53ef\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a03a686f78d6b7326bf8047caa76b8f8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(5,2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"58\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b0ef1c00c03b4a297e716ee315f99504_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=-2(x-x_0) \\ \\xrightarrow{x_0=5 \\ ; \\ y_0=2} \\ y-2=-2(x-5)\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"408\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b11cf352f48c55c068de6d1d36f9f51f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y-2=-2(x-5)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"140\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u5982\u679c\u6211\u4eec\u5c06\u9648\u8ff0\u7684\u53e6\u4e00\u70b9\u653e\u5165\u76f4\u7ebf\u65b9\u7a0b\u4e2d\u4e5f\u5f88\u597d\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e806d8b8c196642821eee52b8c199107_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(3,6)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"58\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-988654f7c8782517dc9dabe3fca4a206_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-6=-2(x-3)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"140\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"hallar-la-ecuacion-punto-pendiente-de-una-recta-a-partir-de-la-grafica\"><\/span>\u4ece\u56fe\u4e2d\u627e\u51fa\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6b63\u5982\u6211\u4eec\u5728\u4e0a\u9762\u51e0\u8282\u4e2d\u770b\u5230\u7684\uff0c\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u7528\u6570\u503c\u65b9\u6cd5\u6c42\u51fa\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u3002\u4f46\u662f\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u56fe\u5f62\u65b9\u5f0f\u627e\u5230\u5b83\u3002\u8ba9\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u770b\u770b\u8fd9\u662f\u5982\u4f55\u5b8c\u6210\u7684\uff1a<\/p>\n<ul>\n<li>\u786e\u5b9a\u4e0b\u56fe\u6240\u793a\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff1a <\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/point-pente-ligne-equation.webp\" alt=\"\u4e00\u6761\u7ebf\u7684\u56fe\u5f62\u8868\u793a\" class=\"wp-image-1606\" width=\"314\" height=\"315\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u4e3a\u4e86\u786e\u5b9a\u6240\u753b\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff0c\u6211\u4eec\u9700\u8981\u627e\u5230\u5b83\u7684\u659c\u7387\u548c\u7ebf\u4e0a\u7684\u4e00\u4e2a\u70b9\u3002<\/p>\n<p>\u5728\u672c\u4f8b\u4e2d\uff0c\u76f4\u7ebf\u7684\u659c\u7387\u7b49\u4e8e 3\uff0c\u56e0\u4e3a\u6bcf\u589e\u52a0\u4e00\u4e2a\u6c34\u5e73\u5355\u4f4d\uff0c\u76f4\u7ebf\u5c31\u4f1a\u4e0a\u5347 3 \u4e2a\u5782\u76f4\u5355\u4f4d\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0082d45adbb746641eb28f250a819459_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m = 3\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"48\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u9700\u8981\u76f4\u7ebf\u4e0a\u7684\u4e00\u4e2a\u70b9\u3002\u4e3a\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u9009\u62e9\u56fe\u5f62\u4e0a\u76f4\u7ebf\u7ecf\u8fc7\u7684\u4efb\u4f55\u70b9\uff0c\u4f8b\u5982\u70b9 (1,1)\u3002<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cc3450ac38bb3acc76eae31215c49b82_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(1,1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u73b0\u5728\u53ef\u4ee5\u901a\u8fc7\u5e94\u7528\u5176\u516c\u5f0f\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-829ac7a79e34c45087cbfb472eacb856_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-1=3(x-1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/determiner-lequation-point-pente-dune-ligne-graphiquement.webp\" alt=\"\u4ee5\u56fe\u5f62\u65b9\u5f0f\u786e\u5b9a\u76f4\u7ebf\u65b9\u7a0b\u70b9\u7684\u659c\u7387\" class=\"wp-image-1607\" width=\"314\" height=\"315\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejercicios-resueltos-de-la-ecuacion-punto-pendiente-de-la-recta\"><\/span>\u5df2\u89e3\u51b3\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e601<\/h3>\n<p>\u5199\u51fa\u7ecf\u8fc7\u8be5\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3e4a894322ba599f7554e658df9395ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(1,4)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u5b83\u7684\u659c\u7387\u662f<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2e3505d96cc978cbd5e9fefda94605f3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m=-2.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"66\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u89e3\u51b3\u65b9\u6848<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u7684\u516c\u5f0f\u4e3a\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8be5\u8bed\u53e5\u544a\u8bc9\u6211\u4eec\u76f4\u7ebf\u7684\u659c\u7387\u662f m=-2\uff0c\u56e0\u6b64\u76f4\u7ebf\u7684\u65b9\u7a0b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bce5bf62dac701d1295a97495bafcac4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=-2(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"156\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6b64\u5916\uff0c\u4ece\u9648\u8ff0\u4e2d\u6211\u4eec\u8fd8\u77e5\u9053\u76f4\u7ebf\u7ecf\u8fc7\u70b9<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3e4a894322ba599f7554e658df9395ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(1,4)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<p>\uff0c\u56e0\u6b64\u5c06\u70b9\u7684\u5750\u6807\u4ee3\u5165\u7ebf\u7684\u65b9\u7a0b\u5c31\u8db3\u591f\u4e86\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3e4a894322ba599f7554e658df9395ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(1,4)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7e8f25bcb8e24f35f3ad9e64dbeab604_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y-4=-2(x-1)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"140\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e602<\/h3>\n<p>\u7ecf\u8fc7\u4ee5\u4e0b\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u662f\u4ec0\u4e48\uff1f <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1d87f163111868ca87a1e0d33e7373e9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(1,6) \\qquad P_2(4,0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"152\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u89e3\u51b3\u65b9\u6848<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u4e3a\u4e86\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff0c\u6211\u4eec\u9700\u8981\u786e\u5b9a\u76f4\u7ebf\u7684\u659c\u7387\u662f\u591a\u5c11\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u7528\u516c\u5f0f\u8ba1\u7b97\u76f4\u7ebf\u7684\u659c\u7387\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6587ef8551123fada18e66a19b120672_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m =\\cfrac{\\Delta y}{\\Delta x}=\\cfrac{y_2-y_1}{x_2-x_1} = \\cfrac{0-6}{4-1} = \\cfrac{-6}{3}= -2\" title=\"Rendered by QuickLaTeX.com\" height=\"42\" width=\"316\" style=\"vertical-align: -15px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u5982\u4e0b\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bce5bf62dac701d1295a97495bafcac4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=-2(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"156\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u6211\u4eec\u53ea\u9700\u5c06\u76f4\u7ebf\u4e0a\u4e00\u70b9\u7684\u5750\u6807\u4ee3\u5165\u65b9\u7a0b\u5373\u53ef\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bcbff883ed57a03d2b8c0ad3d99fbd8c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(1,6)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"58\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-65df3bba32eb4d9dc32e16c8c26fd81f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y-6=-2(x-1)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"140\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u5c06\u9648\u8ff0\u7684\u53e6\u4e00\u70b9\u653e\u5165\u7b49\u5f0f\u4e2d\u4e5f\u662f\u6b63\u786e\u7684\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e45755fe2812135fe1f4e39b3157fcf9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-2(x-4)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"109\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e603<\/h3>\n<p>\u6c42\u901a\u8fc7\u4ee5\u4e0b\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fd4450de7b302ee03cef55687c1e7b01_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(1,-2) \\qquad P_2(2,3)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"165\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u89e3\u51b3\u65b9\u6848<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u8981\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff0c\u5fc5\u987b\u9996\u5148\u8ba1\u7b97\u5176\u659c\u7387\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-194cde1d2e3ba81c4bfce5bf0244c51a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m =\\cfrac{\\Delta y}{\\Delta x}=\\cfrac{y_2-y_1}{x_2-x_1} = \\cfrac{3-(-2)}{2-1} = \\cfrac{3+2}{1}=\\cfrac{5}{1}= 5\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"373\" style=\"vertical-align: -15px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u5982\u4e0b\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3441e1da8c7da5805b1133af77b14f60_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=m(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"149\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7d740b976c2c72700bfcd9562e1d6236_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=5(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"142\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u6211\u4eec\u53ea\u9700\u5c06\u76f4\u7ebf\u4e0a\u4e00\u70b9\u7684\u5750\u6807\u4ee3\u5165\u65b9\u7a0b\u5373\u53ef\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bd29b3293380effcfb027a6b7aec2252_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(1,-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"72\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ba331d69618f15f523d0bef9b28673f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-(-2)=5(x-1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"154\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0b7256b1d7a60559de4cbad1ffe360a1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y+2=5(x-1)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u5c06\u9648\u8ff0\u4e2d\u7684\u53e6\u4e00\u70b9\u653e\u5728\u76f4\u7ebf\u65b9\u7a0b\u4e2d\u4e5f\u662f\u6b63\u786e\u7684\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-66fd02f8e38dc1b0a598a1a384e697c3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-3=5(x-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e604<\/h3>\n<p>\u8ba1\u7b97\u4e0e X \u8f74\u5f62\u6210 45\u00b0 \u89d2\u5e76\u901a\u8fc7\u5750\u6807\u539f\u70b9\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u3002 <\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u89e3\u51b3\u65b9\u6848<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u5982\u679c\u76f4\u7ebf\u4e0e OX \u8f74\u6210 45 \u5ea6\u89d2\uff0c\u5219\u5176\u659c\u7387\u4e3a\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-51d113bc9a4b67f4c35c31f08baa7ad9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m = \\text{tg}(45\u00ba) = 1\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"118\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7831f83b7ed770006cac5c20921bfa0f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=1(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"142\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1d02fbbf78fbaf1ec868c2555515cad0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=x-x_0\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"120\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u4e00\u65e6\u6211\u4eec\u77e5\u9053\u4e86\u76f4\u7ebf\u7684\u659c\u7387\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u901a\u8fc7\u5c06\u76f4\u7ebf\u4e0a\u7684\u4e00\u70b9\u4ee3\u5165\u65b9\u7a0b\u6765\u627e\u5230\u70b9\u659c\u7387\u65b9\u7a0b\u3002\u53e6\u5916\uff0c\u8be5\u8bed\u53e5\u544a\u8bc9\u6211\u4eec\uff0c\u76f4\u7ebf\u7ecf\u8fc7\u5750\u6807\u539f\u70b9\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u7ecf\u8fc7\u70b9(0,0)\u3002\u7136\u800c\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-048c1ceefde62a60b4cf2420a67d7f37_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(0,0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f032721e5e51bcb17f57204a1991d5c5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=x-x_0 \\ \\xrightarrow{x=0 \\ ; \\ y=0} \\ y-0=x-0\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"323\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u4e3a\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4909df7491ef54f0df1e922bc29417f3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=x}\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e605<\/h3>\n<p>\u6c42\u4e0e\u76f4\u7ebf\u5e73\u884c\u7684\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u4ee5\u53ca\u6574\u4e2a\u8fc7\u7a0b\u4e2d\u4f1a\u53d1\u751f\u4ec0\u4e48<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-37ecf61896ad8378d5128916dfa0db58_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(-1,-3).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"85\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u8bf4\u76f4\u8bdd<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c5986f031932e6b3512dc564514c34b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r:\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"17\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-13e021539041421cca99c04a0add9516_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r: \\; y-1=2(x+5)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"154\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u89e3\u51b3\u65b9\u6848<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u7ebf\u7684\u659c\u7387<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u7b49\u4e8e 2\uff08\u62ec\u53f7\u524d\u7684\u6570\u5b57\uff09\uff0c\u5e76\u4e14\u8981\u4f7f\u4e24\u6761\u7ebf\u5e73\u884c\uff0c\u5b83\u4eec\u5fc5\u987b\u5177\u6709\u76f8\u540c\u7684\u659c\u7387\uff0c\u56e0\u6b64\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f3439899d4781058b8eb19021ac25e27_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"m = 2\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"47\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a8579f7a4e6d6535f68742555a229e8d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-y_0=2(x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"142\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u4e00\u65e6\u6211\u4eec\u77e5\u9053\u4e86\u76f4\u7ebf\u7684\u659c\u7387\uff0c\u6211\u4eec\u53ea\u9700\u5c06\u5c5e\u4e8e\u8be5\u76f4\u7ebf\u7684\u70b9\u7684\u5750\u6807\u4ee3\u5165\u516c\u5f0f\u5373\u53ef\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-398c2be999567c477ccd7a55d5c66ced_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(-1,-3)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"80\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3ae615335baed1209de396f5a98fe6e1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-(-1)=2(x-(-3))\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"182\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u4e3a\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-45304f06d37b44e4b468dcea500c1689_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y+1=2(x+3)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e606<\/h3>\n<p>\u786e\u5b9a\u4e0b\u56fe\u6240\u793a\u6bcf\u6761\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\uff1a <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercice-dequation-de-la-ligne-explicite.webp\" alt=\"\u9010\u6b65\u6c42\u89e3\u76f4\u7ebf\u7ec3\u4e60\u7684\u663e\u5f0f\u65b9\u7a0b\" class=\"wp-image-1500\" width=\"377\" height=\"405\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E4F0FE\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E4F0FE\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u89e3\u51b3\u65b9\u6848<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"><strong>\u84dd\u8272\u53f3<\/strong><\/p>\n<p class=\"has-text-align-left\">\u84dd\u7ebf\u6bcf X \u589e\u52a0\u4e00\u4e2a Y\uff0c\u56e0\u6b64\u5176\u659c\u7387\u7b49\u4e8e 1\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5b83\u7a7f\u8fc7\u70b9 (2,4)\uff0c\u56e0\u6b64\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2da731e16044d6c6ac573d0f5ecdc8b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-4 =x-2\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"103\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"><strong>\u53f3\u7eff\u8272<\/strong><\/p>\n<p class=\"has-text-align-left\">\u7eff\u7ebf\u6bcf X \u589e\u52a0 3 \u4e2a Y\uff0c\u56e0\u6b64\u5176\u659c\u7387\u4e3a 3\u3002\u6b64\u5916\uff0c\u5176\u70b9\u4e4b\u4e00\u4e3a (2,2)\uff0c\u56e0\u6b64\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cda4faf329c19618c240327d8a427333_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y-2 =3(x-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"126\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"><strong>\u7ea2\u7ebf<\/strong><\/p>\n<p class=\"has-text-align-left\">\u6bcf\u589e\u52a0\u4e00\u4e2a X\uff0c\u7ea2\u7ebf\u5c31\u4f1a\u51cf\u5c11 2 \u4e2a Y\uff0c\u56e0\u6b64\u5b83\u7684\u659c\u7387\u662f -2\u3002\u800c\u70b9(0,-2)\u5c5e\u4e8e\u8fd9\u6761\u7ebf\uff0c\u56e0\u6b64\uff1a <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-de1091d5afd35c2063ab769ade6bf7ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =-2(x+2)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"109\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u6b64\u9875\u9762\u4e0a\uff0c\u60a8\u5c06\u627e\u5230\u76f4\u7ebf\u7684\u70b9\u659c\u7387\u65b9\u7a0b\u7684\u516c\u5f0f\uff0c\u4ee5\u53ca\u8ba1\u7b97\u5b83\u7684\u4e0d\u540c\u65b9\u6cd5\u3002\u6b64\u5916\uff0c\u60a8\u5c06\u80fd\u591f\u770b\u5230\u51e0\u4e2a\u793a\u4f8b\u5e76\u901a\u8fc7\u9010\u6b65\u89e3\u51b3\u7684\u7ec3 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/cn\/%e6%96%b9%e7%a8%8b%e7%82%b9%e7%9b%b4%e7%ba%bf%e6%96%9c%e7%8e%87%e5%85%ac%e5%bc%8f\/\"> <span class=\"screen-reader-text\">\u65b9\u7a0b\u70b9-\u76f4\u7ebf\u7684\u659c\u7387<\/span> \u67e5\u770b\u5168\u6587 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