{"id":224,"date":"2023-07-10T23:45:14","date_gmt":"2023-07-10T23:45:14","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e7%9b%b4%e7%ba%bf%e7%9a%84%e6%98%be%e5%bc%8f%e6%96%b9%e7%a8%8b\/"},"modified":"2023-07-10T23:45:14","modified_gmt":"2023-07-10T23:45:14","slug":"%e7%9b%b4%e7%ba%bf%e7%9a%84%e6%98%be%e5%bc%8f%e6%96%b9%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e7%9b%b4%e7%ba%bf%e7%9a%84%e6%98%be%e5%bc%8f%e6%96%b9%e7%a8%8b\/","title":{"rendered":"\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b"},"content":{"rendered":"<p>\u5728\u6b64\u9875\u9762\u4e0a\uff0c\u60a8\u5c06\u627e\u5230\u6709\u5173\u76f4\u7ebf\u663e\u5f0f\u65b9\u7a0b\u7684\u6240\u6709\u4fe1\u606f\uff1a\u5b83\u662f\u4ec0\u4e48\u3001\u5b83\u7684\u516c\u5f0f\u662f\u4ec0\u4e48\u3001\u8ba1\u7b97\u793a\u4f8b\u7b49\u3002\u60a8\u8fd8\u5c06\u627e\u5230\u5173\u4e8e\u659c\u7387\u542b\u4e49\u548c\u663e\u5f0f\u65b9\u7a0b\u622a\u8ddd\u7684\u8be6\u7ec6\u89e3\u91ca\u3002\u800c\u4e14\uff0c\u66f4\u91cd\u8981\u7684\u662f\uff0c\u60a8\u5c06\u770b\u5230\u4e0d\u540c\u7684\u793a\u4f8b\uff0c\u5e76\u4e14\u80fd\u591f\u901a\u8fc7\u9010\u6b65\u89e3\u51b3\u7684\u7ec3\u4e60\u8fdb\u884c\u7ec3\u4e60\u3002 <\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-104\"><\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-es-la-ecuacion-explicita-de-la-recta\"><\/span>\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\u662f\u4ec0\u4e48\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8bf7\u8bb0\u4f4f\uff0c\u76f4\u7ebf\u7684\u6570\u5b66\u5b9a\u4e49\u662f\u4e00\u7ec4\u8fde\u7eed\u7684\u70b9\uff0c\u8fd9\u4e9b\u70b9\u4ee5\u76f8\u540c\u7684\u65b9\u5411\u8868\u793a\uff0c\u6ca1\u6709\u66f2\u7ebf\u6216\u89d2\u5ea6\u3002 <\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-105\"><\/div>\n<\/div>\n<p>\u56e0\u6b64\uff0c<strong>\u663e\u5f0f\u76f4\u7ebf\u65b9\u7a0b<\/strong>\u662f\u4e00\u79cd\u7528\u6570\u5b66\u65b9\u5f0f\u8868\u8fbe\u4efb\u4f55\u76f4\u7ebf\u7684\u65b9\u6cd5\u3002\u4e3a\u6b64\uff0c\u60a8\u53ea\u9700\u8981\u77e5\u9053<a href=\"https:\/\/mathority.org\/cn\/\u76f4\u7ebf\u659c\u7387\u516c\u5f0f\/\">\u76f4\u7ebf\u7684\u659c\u7387<\/a>\u53ca\u5176\u4e0e Y \u8f74\u7684\u76f8\u4ea4\u70b9\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"formula-de-la-ecuacion-explicita-de-la-recta\"><\/span>\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\u7684\u516c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h2>\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\u663e\u5f0f\u65b9\u7a0b<\/strong>\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-8e4adcc4368f6296906b6231bf17a6a4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=mx+n\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"91\" style=\"vertical-align: -4px;\"><\/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-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5b83\u7684 y \u8f74\u622a\u8ddd\uff0c\u5373\u4e0e Y \u8f74\u76f8\u4ea4\u7684\u9ad8\u5ea6\u3002 <\/p>\n<\/div>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-106\"><\/div>\n<\/div>\n<p>\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u6765\u770b\u4e00\u4e0b<strong>\u76f4\u7ebf\u7684\u663e\u5f0f\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\u663e\u5f0f\u65b9\u7a0b\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b605acb6ff6be36fc4748cc7b06fb3e9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(3,1)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"52\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u659c\u7387m=2\u3002<\/li>\n<\/ul>\n<p>\u76f4\u7ebf\u7684\u663e\u5f0f\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-c8bbb40f6658cea3b5ba541c3fbde45f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= mx+n\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"91\" style=\"vertical-align: -4px;\"><\/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=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-dd5f612b3ddcadb2e740617920ed526c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= 2x+n\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"85\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\u8ba1\u7b97\u7cfb\u6570n\u5c31\u8db3\u591f\u4e86\u3002\u4e3a\u6b64\uff0c\u6211\u4eec\u5fc5\u987b\u5c06\u5c5e\u4e8e\u8be5\u7ebf\u7684\u70b9\u4ee3\u5165\u5176\u65b9\u7a0b\u4e2d\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8be5\u8bed\u53e5\u544a\u8bc9\u6211\u4eec\u8be5\u7ebf\u7a7f\u8fc7\u8be5\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-9dcf15d7b3e8ffc347543d7d48b719ac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(3,1),\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"57\" style=\"vertical-align: -5px;\"><\/p>\n<p>\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-b605acb6ff6be36fc4748cc7b06fb3e9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(3,1)\" 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-6d9ded3bdd1109db8afb7ed437954852_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= 2x+n \\ \\xrightarrow{x=3 \\ ; \\ y=1} \\ 1=2\\cdot 3 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"278\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u6211\u4eec\u6c42\u89e3\u5f97\u5230\u7684\u65b9\u7a0b\u6765\u627e\u5230 n \u7684\u503c\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-32c011de851560327d8bafd4d00830ef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"1=2\\cdot 3 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"95\" style=\"vertical-align: -2px;\"><\/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-d85f0212b32499b9140f0e9b9cc2430b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"1=6 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"73\" style=\"vertical-align: -2px;\"><\/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-0355a5088e699a32086a4c7712400bbb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"1-6=n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"73\" 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-4c1601e3ff288c7a2fbb944a90fd1f50_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-5 = n\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"56\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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-9a6e31bb34bf14e75607b88a0b3bcfc7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y= 2x-5}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"82\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u8bf7\u8bb0\u4f4f\uff0c\u9664\u4e86\u663e\u5f0f\u65b9\u7a0b\u4e4b\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u89e3\u6790\u5730\u8868\u8fbe\u76f4\u7ebf\u3002\u4f8b\u5982\uff0c<a href=\"https:\/\/mathority.org\/cn\">\u5411\u91cf\u65b9\u7a0b<\/a>\uff0c\u5b83\u662f\u4e00\u79cd\u4e0e\u5176\u4ed6\u76f4\u7ebf\u65b9\u7a0b\u4e0d\u540c\u7684\u76f4\u7ebf\u65b9\u7a0b\uff0c\u56e0\u4e3a\u65b9\u5411\u5411\u91cf\u548c\u76f4\u7ebf\u4e0a\u7684\u70b9\u7528\u5b83\u4eec\u81ea\u5df1\u7684\u5750\u6807\u8868\u793a\u3002\u5728\u94fe\u63a5\u4e2d\u60a8\u53ef\u4ee5\u770b\u5230\u5b83\u662f\u4ec0\u4e48\u4ee5\u53ca\u4e3a\u4ec0\u4e48\u5b83\u5982\u6b64\u7279\u522b\u3002 <\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"significado-de-los-parametros-m-y-n\"><\/span>\u53c2\u6570m\u548cn\u7684\u542b\u4e49<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-109\"><\/div>\n<\/div>\n<p>\u6b63\u5982\u6211\u4eec\u5728\u76f4\u7ebf\u7684\u663e\u5f0f\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\uff0c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5b83\u7684 y \u8f74\u622a\u8ddd\u3002\u4f46\u662f\uff0c\u8fd9\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\/equation-explicite-d-une-ligne.webp\" alt=\"\u76f4\u7ebf y=mx+b \u7684\u663e\u5f0f\u65b9\u7a0b\u662f\u4ec0\u4e48\" class=\"wp-image-1455\" width=\"339\" height=\"339\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u72ec\u7acb\u4e00\u8bcd<\/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-565fee0d356edf7fb1f49b6e7eec8e61_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{n}\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p><strong>\u662f\u76f4\u7ebf\u4e0e\u8ba1\u7b97\u673a\u8f74\uff08OY \u8f74\uff09\u7684\u4ea4\u70b9<\/strong>\u3002\u5728\u4e0a\u56fe\u4e2d<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u7b49\u4e8e 1\uff0c\u56e0\u4e3a\u8be5\u7ebf\u4e0e y \u8f74\u76f8\u4ea4\u4e8e y=1\u3002<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u672f\u8bed<\/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-f26b1f086c6ad942d7c0dac86a8338fa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{m}\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"15\" style=\"vertical-align: 0px;\"><\/p>\n<p><strong>\u8868\u793a\u7ebf\u7684\u659c\u7387<\/strong>\uff0c\u5373\u5b83\u7684\u503e\u89d2\u3002\u6b63\u5982\u60a8\u5728\u56fe\u8868\u4e2d\u770b\u5230\u7684\u90a3\u6837\uff0c<\/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\">\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-173\">\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-explicita-de-la-recta-que-pasa-por-dos-puntos\"><\/span>\u8ba1\u7b97\u7ecf\u8fc7\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e00\u4e2a\u975e\u5e38\u5178\u578b\u7684\u95ee\u9898\u662f\u5728\u7ed9\u5b9a\u76f4\u7ebf\u7ecf\u8fc7\u7684\u4e24\u4e2a\u70b9\u7684\u60c5\u51b5\u4e0b\u627e\u5230\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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>\u786e\u5b9a\u7ecf\u8fc7\u4ee5\u4e0b\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u663e\u5f0f\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-5dc040b45ee8f50d03d1b63ba807046b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(4,-1) \\qquad P_2(2,5)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"165\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u8981\u627e\u5230\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\uff0c\u60a8\u9700\u8981\u77e5\u9053\u53c2\u6570 m \u548c n \u7684\u503c\u3002\u6240\u4ee5\u6211\u4eec\u9996\u5148\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-cba7b5e777996cf9f1046c8cc473a63d_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{5-(-1)}{2-4} = \\cfrac{6}{-2}= -3\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"336\" style=\"vertical-align: -15px;\"><\/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-5cac49aacff5d5cd3c83c013484090f0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-3x+n\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"98\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u7136\u540e\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5c06\u76f4\u7ebf\u4e0a\u7684\u70b9\u4ee3\u5165\u65b9\u7a0b\u6765\u627e\u5230 y \u622a\u8ddd\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-4b1925eb0d625bf10df649d785dc15b2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(4,-1)\" 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-fd572396259e812490230062fd6b6ca4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= -3x+n \\ \\xrightarrow{x=4 \\ ; \\ y=-1} \\ -1=-3\\cdot 4 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"330\" style=\"vertical-align: -4px;\"><\/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-728ab1485d8074270339b6715ca5956f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-1 =-12+ n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"109\" style=\"vertical-align: -2px;\"><\/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-a0e23ee0e60bc28f13720f1bd39a6e1c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-1 +12= n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"96\" style=\"vertical-align: -2px;\"><\/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-b1c6ccd71a491da3f0ba05f00a111bf5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"11= n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"51\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u6240\u4ee5\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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-dc0f2b352e301360f1a95002bab35877_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=-3x+11}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"104\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"hallar-la-ecuacion-explicita-a-partir-de-la-ecuacion-implicita\"><\/span>\u4ece\u9690\u5f0f\u65b9\u7a0b\u6c42\u663e\u5f0f\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6700\u540e\uff0c\u6211\u4eec\u7ecf\u5e38\u9047\u5230\u7684\u53e6\u4e00\u7c7b\u95ee\u9898\u662f\u4ece\u9690\u5f0f\u65b9\u7a0b\uff08\u4e5f\u79f0\u4e3a\u4e00\u822c\u65b9\u7a0b\u6216\u7b1b\u5361\u5c14\u65b9\u7a0b\uff09\u4e2d\u627e\u5230\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\u3002\u663e\u7136\uff0c\u8981\u7406\u89e3\u4ee5\u4e0b\u65b9\u6cd5\uff0c\u60a8\u9700\u8981\u786e\u5207\u5730\u77e5\u9053<a href=\"https:\/\/mathority.org\/cn\/\u76f4\u7ebf\u7684\u4e00\u822c\u6216\u9690\u5f0f\u7b1b\u5361\u5c14\u65b9\u7a0b\/\">\u9690\u542b\u65b9\u7a0b<\/a>\u662f\u4ec0\u4e48\u4ee5\u53ca\u5b83\u662f\u600e\u6837\u7684\uff1b\u4f46\u5982\u679c\u4f60\u6839\u672c\u4e0d\u8bb0\u5f97\u4e86\uff0c\u4f60\u53ef\u4ee5\u5728\u94fe\u63a5\u4e2d\u67e5\u770b\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5982\u679c\u60a8\u5df2\u7ecf\u638c\u63e1\u4e86\u76f4\u7ebf\u7684\u9690\u5f0f\uff08\u6216\u4e00\u822c\uff09\u65b9\u7a0b\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u8fd9\u4e2a\u8fc7\u7a0b\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1a<\/p>\n<ul>\n<li>\u6c42\u4e0b\u5217\u76f4\u7ebf\u7684\u663e\u5f0f\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-c6216b116c172719854040288742a2bd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"3x-2y+8 =0\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"122\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u8981\u627e\u5230\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\uff0c\u6211\u4eec\u6240\u8981\u505a\u7684\u5c31\u662f<strong>\u6c42\u89e3\u53d8\u91cf<\/strong><\/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-98853ed03118bfa073ac5183999ded53_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y}.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u6240\u4ee5\u6211\u4eec\u901a\u8fc7\u6761\u6b3e\u6ca1\u6709<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0af556714940c351c933bba8cf840796_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u7b49\u5f0f\u7684\u53e6\u4e00\u8fb9\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-a095dec8af4b30fcb4dd41766a6065d1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-2y=-3x-8\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"118\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u73b0\u5728\u6211\u4eec\u6e05\u9664\u53d8\u91cf<\/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-526e84c5b87e970b9045246e059785fe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y:\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"18\" style=\"vertical-align: -4px;\"><\/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-c488fd96d556056e36c5cecd1b1d109c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle y=\\frac{-3x-8}{-2}\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"99\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u6700\u540e\uff0c\u6211\u4eec\u7b80\u5316\u4e00\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-9460a7221d8d649a4bcf6af275c54868_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle y=\\frac{-3x}{-2} -\\cfrac{8}{-2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"116\" style=\"vertical-align: -12px;\"><\/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-95c3b7d67756ee77a8688cab43936d67_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle y=\\frac{3x}{2} -(-4)\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"114\" style=\"vertical-align: -12px;\"><\/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-d89d435224477ab13ef0432e17ac6cd0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\bm{y=}\\frac{\\bm{3}}{\\bm{2}}\\bm{x +4}\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"82\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\u8fd9\u6761\u7ebf\u7684\u659c\u7387\u662f<\/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-8e9b7a81649daeb4cc6d1df49cceb46d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\frac{3}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"9\" style=\"vertical-align: -12px;\"><\/p>\n<p>\u5176 y \u8f74\u622a\u8ddd\u4e3a 4\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejercicios-resueltos-de-ecuacion-explicita\"><\/span>\u89e3\u51b3\u663e\u5f0f\u65b9\u7a0b\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e601<\/h3>\n<p>\u7ed9\u51fa\u4e0b\u5217\u76f4\u7ebf\u7684\u659c\u7387\u548c y \u622a\u8ddd\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-3077643710747855c7b59a93551fbad8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{lll} A) \\ y= 3x-1 &amp; \\qquad &amp; B) \\ y=5x+2 \\\\[2ex] C) \\ y=-x+3 &amp; \\qquad &amp; D) \\ 4x+2y-6=0 \\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"57\" width=\"332\" 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\u663e\u5f0f\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-8e4adcc4368f6296906b6231bf17a6a4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=mx+n\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"91\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-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\u659c\u7387\u5e76\u4e14<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u8ba1\u7b97\u673a\u4f4d\u4e8e\u539f\u70b9\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-f62bc45bc23ea6c323b1a5d95ba40ca2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{A)} \\ y= 3x-1 \\ \\begin{cases} m = 3 \\\\[2ex] n=-1\\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"178\" 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-683f74baf43275be7565fc744704e6ed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{B)} \\ y= 5x+2 \\ \\begin{cases} m = 5 \\\\[2ex] n=2 \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"176\" 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-39e8a1c6dbe8e5ff8db1fc8b08c4c95d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{C)} \\ y= -x+3 \\ \\begin{cases} m = -1 \\\\[2ex] n=3\\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"187\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6700\u540e\u4e00\u884c\u7531\u5176\u9690\u5f0f\u65b9\u7a0b\u8868\u793a\uff0c\u56e0\u6b64\u6211\u4eec\u9996\u5148\u9700\u8981\u5c06\u5176\u4f20\u9012\u7ed9\u663e\u5f0f\u65b9\u7a0b\uff08\u6c42\u89e3<\/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-0af556714940c351c933bba8cf840796_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"><\/p>\n<p>\uff09\u7136\u540e\u6211\u4eec\u53ef\u4ee5\u8bc6\u522b\u53c2\u6570\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-24b4a6eb6e1ebb9759f462cf3dd3a3b6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{D)} \\ 4x+2y-6=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"150\" 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-dc742016a9d8d6d2d3984bb1e64c6769_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2y =-4x+6\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"105\" style=\"vertical-align: -4px;\"><\/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-add487089a6729d77d501cd35a080021_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =\\cfrac{-4x+6}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"107\" style=\"vertical-align: -12px;\"><\/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-f4a38e7e5a2d3c03793c933a3fc70418_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =-2x+3\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"96\" style=\"vertical-align: -4px;\"><\/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-50c2bb75ae362e0a2dee3a3670459df3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{cases} m = -2 \\\\[2ex] n=3 \\end{cases}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"74\" style=\"vertical-align: 0px;\"><\/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>\u6c42\u901a\u8fc7\u8be5\u70b9\u7684\u76f4\u7ebf\u7684\u663e\u5f0f\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-c0dcab0961089b0aa76f0425102b9e92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(2,-3)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u5e76\u4e14\u6709\u659c\u7387<\/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\u663e\u5f0f\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-c8bbb40f6658cea3b5ba541c3fbde45f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= mx+n\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"91\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u76f4\u7ebf\u7684\u659c\u7387\u5fc5\u987b\u4e3a -2\uff0c\u56e0\u6b64\u76f4\u7ebf\u65b9\u7a0b\u5c06\u5177\u6709\u4ee5\u4e0b\u5f62\u5f0f\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-e01b49b9364c6df049137d5cd885fb55_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= -2x+n\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"98\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\u8ba1\u7b97\u7cfb\u6570n\u5c31\u8db3\u591f\u4e86\u3002\u4e3a\u6b64\uff0c\u60a8\u5fc5\u987b\u5c06\u5c5e\u4e8e\u8be5\u7ebf\u7684\u70b9\u4ee3\u5165\u5176\u65b9\u7a0b\u5e76\u6c42\u89e3\u6240\u5f97\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-c0dcab0961089b0aa76f0425102b9e92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(2,-3)\" 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-10bd3d68c93e4dd1552ef11b32a0fe70_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= -2x+n \\ \\xrightarrow{x=2 \\ ; \\ y=-3} \\ -3=-2\\cdot 2 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"330\" style=\"vertical-align: -4px;\"><\/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-f3c26b085cc22c32165d4690b95429c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-3=-4 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"101\" style=\"vertical-align: -2px;\"><\/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-af613be447206c3a89ad768c14f0836d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-3+4= n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"87\" style=\"vertical-align: -2px;\"><\/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-a2faaed401a68778015b498a664021f9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"1= n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u7b80\u800c\u8a00\u4e4b\uff0c\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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-86e5317d333f23b00e8000d7ec04af3c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y= -2x+1}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"95\" 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\u4e603<\/h3>\n<p>\u6c42\u901a\u8fc7\u4ee5\u4e0b\u4e24\u70b9\u7684\u76f4\u7ebf\u7684\u663e\u5f0f\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-434c91cced129df5e0a84239ebc2b510_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(6,-1) \\qquad P_2(3,2)\" 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\u663e\u5f0f\u65b9\u7a0b\uff0c\u60a8\u9700\u8981\u77e5\u9053\u53c2\u6570 m \u548c n \u7684\u503c\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9996\u5148\u6839\u636e\u4e24\u70b9\u7684\u5750\u6807\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-672cce907f46f56289e0e9cc16d47999_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{2-(-1)}{3-6} = \\cfrac{3}{-3}= -1\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"335\" style=\"vertical-align: -15px;\"><\/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-c726950f4d4e6cbd4d9bbe347658b005_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-x+n\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"90\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u7136\u540e\u6211\u4eec\u901a\u8fc7\u5c06\u76f4\u7ebf\u4e0a\u7684\u4e00\u70b9\u4ee3\u5165\u65b9\u7a0b\u6765\u786e\u5b9a\u622a\u8ddd\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-e53a51b9f343c0601351fdd739e33807_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P_1(6,-1)\" 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-38f34cd52cc58989827a959a578a8fa6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= -x+n \\ \\xrightarrow{x=6 \\ ; \\ y=-1} \\ -1=-6 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"300\" style=\"vertical-align: -4px;\"><\/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-e3de573ad286cffa3c5ac2e265048adf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"-1 +6= n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"87\" style=\"vertical-align: -2px;\"><\/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-176b8f547a6bb3859a36ec2955887bdc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"5= n\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"44\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6240\u4ee5\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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-0e9c8c3bca3af560065f336cc67d5d10_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=-x+5}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"87\" 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\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\u663e\u5f0f\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-59a41473d4f1a3eda1d2f0b0bd242cc1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=x+n\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"76\" 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\u70b9\u4ee3\u5165\u65b9\u7a0b\u6765\u8ba1\u7b97 y \u622a\u8ddd\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-3a0e59d3a0d2a22a736745d245e415be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= x+n \\ \\xrightarrow{x=0 \\ ; \\ y=0} \\ 0=0 +n\" title=\"Rendered by QuickLaTeX.com\" height=\"24\" width=\"248\" style=\"vertical-align: -4px;\"><\/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-ecfe55263dbd4ec64b27a771a1b26a28_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"0= n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"44\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6240\u4ee5\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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\u663e\u5f0f\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-ca1267dd7cc3383841205c68c87dfb16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(-2,4).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"71\" 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-4f08054b86ce89eea1f92b97a4e32cfd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r: \\; y=3x+4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"111\" style=\"vertical-align: -4px;\"><\/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\">\u4f7f\u5f97\u7ebf\u4e0e\u7ebf\u5e73\u884c<\/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-42ca8c420951296e93092e708435813a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"r,\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u4e24\u8005\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-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 class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4def7be28b405258061bd824635dc80e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=3x+n\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"85\" 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\u5c5e\u4e8e\u76f4\u7ebf\u7684\u70b9\u4ee3\u5165\u65b9\u7a0b\u6765\u8ba1\u7b97 y \u622a\u8ddd\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-67b8a26e3dd7234279553321372645bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"P(-2,4)\" 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-d894f378de0e275883f2039ec0a6f088_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y= 3x+n \\ \\xrightarrow{x=-2 \\ ; \\ y=4} \\ 4=3\\cdot (-2) +n\" title=\"Rendered by QuickLaTeX.com\" height=\"25\" width=\"316\" 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-9c9b39f3d5c90e09e45a7c8de9b4bac1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"4=-6+ n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"88\" style=\"vertical-align: -2px;\"><\/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-be0cc26e3d897a12f92e01d37a461b8f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"4+6= n\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"74\" style=\"vertical-align: -2px;\"><\/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-bc5ca740c7ca9e561adfcb7d08ae7dca_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"10= n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"51\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6240\u4ee5\u8be5\u76f4\u7ebf\u7684\u663e\u5f0f\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-92c543f9f049c064fd01d105a5d5bd8c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=3x+10}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"92\" 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\u4e606<\/h3>\n<p>\u6bcf\u6761\u56fe\u5f62\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b\u662f\u4ec0\u4e48\uff1f <\/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\u589e\u52a0\u4e00\u4e2a Y<\/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-6f354cad2de2c83534811996e7055b2e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =x+2\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"73\" 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\u5bf9\u4e8e\u6bcf\u4e2a X \u589e\u52a0 3 Y\uff0c\u56e0\u6b64\u5176\u659c\u7387\u4e3a 3\u3002\u6b64\u5916\uff0c\u8be5\u7ebf\u4e0e Y \u8f74\u76f8\u4ea4\u4e8e -4\uff0c\u56e0\u6b64\u5176 y \u622a\u8ddd\u4e3a -4\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-c2d3fa8208699a24dc4372aefc321fa3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =3x-4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"83\" style=\"vertical-align: -4px;\"><\/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\u5e76\u4e14\u8be5\u7ebf\u4e0e y \u8f74\u76f8\u4ea4\u4e8e y=-2\uff0c\u56e0\u6b64\u5b83\u7684 y \u622a\u8ddd\u4e5f\u662f -2\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-89d5c40c97036a10235c83942a45b036_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y =-2x-2\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"95\" style=\"vertical-align: -4px;\"><\/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\u6709\u5173\u76f4\u7ebf\u663e\u5f0f\u65b9\u7a0b\u7684\u6240\u6709\u4fe1\u606f\uff1a\u5b83\u662f\u4ec0\u4e48\u3001\u5b83\u7684\u516c\u5f0f\u662f\u4ec0\u4e48\u3001\u8ba1\u7b97\u793a\u4f8b\u7b49\u3002\u60a8\u8fd8\u5c06\u627e\u5230\u5173\u4e8e\u659c\u7387\u542b\u4e49\u548c &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/cn\/%e7%9b%b4%e7%ba%bf%e7%9a%84%e6%98%be%e5%bc%8f%e6%96%b9%e7%a8%8b\/\"> <span class=\"screen-reader-text\">\u76f4\u7ebf\u7684\u663e\u5f0f\u65b9\u7a0b<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[15],"tags":[],"class_list":["post-224","post","type-post","status-publish","format-standard","hentry","category-15"],"yoast_head":"<!-- This site is optimized 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