{"id":237,"date":"2023-07-10T17:30:11","date_gmt":"2023-07-10T17:30:11","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e6%8a%9b%e7%89%a9%e7%ba%bf%e6%95%b0%e5%ad%a6%e5%ae%9a%e4%b9%89%e6%96%b9%e7%a8%8b%e7%a4%ba%e4%be%8b%e7%bb%83%e4%b9%a0%e5%85%83%e7%b4%a0%e5%b7%b2%e8%a7%a3%e5%86%b3\/"},"modified":"2023-07-10T17:30:11","modified_gmt":"2023-07-10T17:30:11","slug":"%e6%8a%9b%e7%89%a9%e7%ba%bf%e6%95%b0%e5%ad%a6%e5%ae%9a%e4%b9%89%e6%96%b9%e7%a8%8b%e7%a4%ba%e4%be%8b%e7%bb%83%e4%b9%a0%e5%85%83%e7%b4%a0%e5%b7%b2%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e6%8a%9b%e7%89%a9%e7%ba%bf%e6%95%b0%e5%ad%a6%e5%ae%9a%e4%b9%89%e6%96%b9%e7%a8%8b%e7%a4%ba%e4%be%8b%e7%bb%83%e4%b9%a0%e5%85%83%e7%b4%a0%e5%b7%b2%e8%a7%a3%e5%86%b3\/","title":{"rendered":"\u5bd3\u8a00\uff08\u6570\u5b66\uff09\uff1a\u5b9a\u4e49\u3001\u65b9\u7a0b\u3001\u5143\u7d20\u3001\u4f8b\u5b50\u2026\u2026"},"content":{"rendered":"<p>\u5728\u6b64\u9875\u9762\u4e0a\uff0c\u60a8\u5c06\u627e\u5230\u6709\u5173\u629b\u7269\u7ebf\u7684\u6240\u6709\u5185\u5bb9\uff1a\u5b83\u662f\u4ec0\u4e48\u3001\u5b83\u4ee3\u8868\u4ec0\u4e48\u3001\u5b83\u7684\u5143\u7d20\uff08\u7126\u70b9\u3001\u51c6\u7ebf\u3001\u9876\u70b9\u7b49\uff09\u3001\u5b83\u7684\u65b9\u7a0b\uff08\u5177\u6709\u4e0d\u540c\u7c7b\u578b\u7684\u629b\u7269\u7ebf\u65b9\u7a0b\uff09\u3001\u793a\u4f8b\u3001\u5df2\u89e3\u51b3\u7684\u7ec3\u4e60\u3001\u5b83\u7684\u7279\u6027\u3001\u5b83\u7684\u5e94\u7528\u3001\u2026\u2026 <\/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-una-parabola\"><\/span>\u4ec0\u4e48\u662f\u6bd4\u55bb\uff1f <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"wp-block-columns is-layout-flex wp-container-111\">\n<div class=\"wp-block-column is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>\u629b\u7269\u7ebf\u662f\u4e00\u4e2a\u542b\u4e49\u622a\u7136\u4e0d\u540c\u7684\u6982\u5ff5\uff0c\u4f46\u5176\u6570\u5b66\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n<p><strong>\u5728\u6570\u5b66\u4e2d\uff0c\u629b\u7269\u7ebf\u662f\u5e73\u9762\u4e0a\u4e0e\u56fa\u5b9a\u70b9\uff08\u79f0\u4e3a\u7126\u70b9\uff09\u548c\u56fa\u5b9a\u7ebf\uff08\u79f0\u4e3a\u51c6\u7ebf\uff09\u7b49\u8ddd\u7684\u70b9\u7684\u8f68\u8ff9\u3002<\/strong><\/p>\n<p>\u56e0\u6b64\uff0c\u629b\u7269\u7ebf\u4e2d\u7684\u4efb\u4f55\u70b9\u5230\u5176\u7126\u70b9\u548c\u51c6\u7ebf\u7684\u8ddd\u79bb\u90fd\u76f8\u540c\u3002 <\/p>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/definition-de-parabole.webp\" alt=\"\u629b\u7269\u7ebf\u7684\u5b9a\u4e49\" width=\"374\" height=\"374\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<\/div>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-105\"><\/div>\n<\/div>\n<div class=\"wp-block-columns is-layout-flex wp-container-114\">\n<div class=\"wp-block-column is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/section-conique-parabolique.webp\" alt=\"\u629b\u7269\u7ebf\u5706\u9525\u622a\u9762\" class=\"wp-image-2169\" width=\"281\" height=\"265\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>\u6b64\u5916\uff0c\u5728\u51e0\u4f55\u5b66\u4e2d\uff0c\u629b\u7269\u7ebf\u4e0e\u5706\u5468\u3001\u692d\u5706\u548c\u53cc\u66f2\u7ebf\u4e00\u6837\u662f\u5706\u9525\u66f2\u7ebf\u4e4b\u4e00\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u53ef\u4ee5\u4ece\u5706\u9525\u5f97\u5230\u629b\u7269\u7ebf\u3002<\/p>\n<p>\u7279\u522b\u5730\uff0c\u629b\u7269\u7ebf\u7531\u5706\u9525\u4f53\u4e0e\u76f8\u5bf9\u4e8e\u65cb\u8f6c\u8f74\u7684\u503e\u659c\u89d2\u7b49\u4e8e\u5706\u9525\u4f53\u6bcd\u7ebf\u89d2\u7684\u5e73\u9762\u7684\u622a\u9762\u4ea7\u751f\u3002\u56e0\u6b64\uff0c\u5305\u542b\u629b\u7269\u7ebf\u7684\u5e73\u9762\u5e73\u884c\u4e8e\u5706\u9525\u4f53\u7684\u6bcd\u7ebf\u3002 <\/p>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"elementos-de-una-parabola\"><\/span>\u629b\u7269\u7ebf\u7684\u8981\u7d20<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-106\"><\/div>\n<\/div>\n<p>\u629b\u7269\u7ebf\u7684\u7279\u5f81\u53d6\u51b3\u4e8e\u4ee5\u4e0b\u5143\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u7126\u70b9\uff08F\uff09<\/strong> \uff1a\u662f\u629b\u7269\u7ebf\u5185\u7684\u56fa\u5b9a\u70b9\u3002\u629b\u7269\u7ebf\u4efb\u610f\u70b9\u5230\u7126\u70b9\u7684\u8ddd\u79bb\u7b49\u4e8e\u8be5\u70b9\u5230\u629b\u7269\u7ebf\u51c6\u7ebf\u7684\u8ddd\u79bb\u3002<\/li>\n<li><strong>\u51c6\u7ebf\uff08D\uff09<\/strong> \uff1a\u5b83\u662f\u629b\u7269\u7ebf\u5916\u90e8\u7684\u4e00\u6761\u56fa\u5b9a\u7ebf\u3002\u629b\u7269\u7ebf\u7684\u4e00\u70b9\u5230\u51c6\u7ebf\u7684\u8ddd\u79bb\u4e0e\u5230\u629b\u7269\u7ebf\u7126\u70b9\u7684\u8ddd\u79bb\u76f8\u540c\u3002<\/li>\n<li><strong>\u53c2\u6570\uff08p\uff09<\/strong> \uff1a\u662f\u7126\u70b9\u5230\u5bfc\u6f14\u7684\u8ddd\u79bb\u3002<\/li>\n<li><strong>\u534a\u5f84\u77e2\u91cf\uff08R\uff09<\/strong> \uff1a\u662f\u5c06\u629b\u7269\u7ebf\u7684\u4e00\u70b9\u8fde\u63a5\u5230\u7126\u70b9\u7684\u7ebf\u6bb5\u3002\u5176\u503c\u4e0e\u8be5\u70b9\u5230\u51c6\u7ebf\u7684\u8ddd\u79bb\u4e00\u81f4\u3002<\/li>\n<li><strong>\u8f74\uff08E\uff09<\/strong> \uff1a\u662f\u5782\u76f4\u4e8e\u901a\u8fc7\u7126\u70b9\u7684\u51c6\u7ebf\u7684\u7ebf\uff0c\u662f\u629b\u7269\u7ebf\u7684\u5bf9\u79f0\u8f74\uff0c\u5728\u4e0b\u56fe\u4e2d\u5b83\u5bf9\u5e94\u4e8e\u8ba1\u7b97\u673a\u8f74\uff08Y\u8f74\uff09\u3002\u4e5f\u79f0\u4e3a\u7126\u8f74\u3002<\/li>\n<li><strong>\u9876\u70b9\uff08V\uff09<\/strong> \uff1a\u662f\u629b\u7269\u7ebf\u4e0e\u5176\u8f74\u7684\u4ea4\u70b9\u3002<\/li>\n<li><strong>\u7126\u8ddd<\/strong>\uff1a\u7126\u70b9\u4e0e\u9876\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\uff0c\u6216\u51c6\u7ebf\u4e0e\u9876\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002\u5b83\u7684\u503c\u603b\u662f\u7b49\u4e8e\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3773ffed15bedc016171c3ac42127add_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\frac{p}{2}.\" title=\"Rendered by QuickLaTeX.com\" height=\"32\" width=\"16\" style=\"vertical-align: -12px;\"><\/p>\n<\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/elements-de-parabole.webp\" alt=\"\u6bd4\u55bb\u7684\u8981\u7d20\" class=\"wp-image-2183\" width=\"532\" height=\"344\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"lado-recto\"><\/span>\u53f3\u8fb9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u629b\u7269\u7ebf\u7684<strong>\u53f3\u4fa7<\/strong>\u662f\u629b\u7269\u7ebf\u5185\u90e8\u7a7f\u8fc7\u7126\u70b9\u4e14\u4e0e\u51c6\u7ebf\u5e73\u884c\u7684\u5f26\u3002 <\/p>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/cote-droit-dune-parabole.webp\" alt=\"\u629b\u7269\u7ebf\u7684\u53f3\u4fa7\" class=\"wp-image-2186\" width=\"492\" height=\"321\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p>\u7c7b\u4f3c\u5730\uff0c\u53ef\u4ee5\u8bc1\u660e\u53f3\u4fa7\u7684\u957f\u5ea6\u59cb\u7ec8\u662f\u53c2\u6570\u503c\u7684\u4e24\u500d<\/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-fa6ef6ec04c2dccd40c7f3e3be899df7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" 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-086c54c9d1fd2b4e4770a6973d89229f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lvert LL'\\rvert = 2p\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"78\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u7a7f\u8fc7\u53f3\u4fa7\u4e24\u7aef\u7684\u4e0e\u629b\u7269\u7ebf\u76f8\u5207\u7684\u4e24\u6761\u7ebf\u4e0e\u53f3\u4fa7\u672c\u8eab\u5f62\u6210 45\u00b0 \u89d2\uff0c\u5e76\u4e14\u4e5f\u5728\u629b\u7269\u7ebf\u7684\u9876\u90e8\u76f8\u4ea4\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ecuaciones-de-la-parabola\"><\/span>\u629b\u7269\u7ebf\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-109\"><\/div>\n<\/div>\n<p>\u629b\u7269\u7ebf\u65b9\u7a0b\u662f\u4e8c\u6b21\u51fd\u6570\u7684\u4e00\u79cd\uff0c\u56e0\u4e3a\u5b83\u5fc5\u987b\u59cb\u7ec8\u5177\u6709\u81f3\u5c11 1 \u4e2a\u5e73\u65b9\u9879\u3002\u6b64\u5916\uff0c\u629b\u7269\u7ebf\u65b9\u7a0b\u53d6\u51b3\u4e8e\u5176\u6c34\u5e73\u6216\u5782\u76f4\u65b9\u5411\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5728\u89e3\u6790\u51e0\u4f55\u4e2d\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5728\u6570\u5b66\u4e0a\u8868\u8fbe\u629b\u7269\u7ebf\uff1a<strong>\u6b63\u5219\u65b9\u7a0b\u6216\u7b80\u5316\u65b9\u7a0b<\/strong>\u3001<strong>\u666e\u901a\u65b9\u7a0b<\/strong>\u548c\u629b\u7269\u7ebf\u7684<strong>\u4e00\u822c\u65b9\u7a0b<\/strong>\u3002 <\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ecuacion-reducida-o-canonica-de-la-parabola\"><\/span>\u629b\u7269\u7ebf\u7684\u7b80\u5316\u65b9\u7a0b\u6216\u6b63\u5219\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7b80\u5316\u65b9\u7a0b\u6216\u6b63\u5219\u65b9\u7a0b\u4e0e\u5176\u4ed6\u629b\u7269\u7ebf\u65b9\u7a0b\u7684\u533a\u522b\u5728\u4e8e\uff0c<strong>\u629b\u7269\u7ebf\u7684\u9876\u70b9\u662f\u5750\u6807 \u7684\u539f\u70b9<\/strong>\uff0c\u5373\u70b9 (0,0)\u3002<\/p>\n<p>\u629b\u7269\u7ebf\u7b80\u5316\u65b9\u7a0b\u7684\u5f62\u5f0f\u53d6\u51b3\u4e8e\u5b83\u662f\u6c34\u5e73\u7684\u8fd8\u662f\u5782\u76f4\u7684\u3002\u8bf7\u770b\u4e0b\u9762\u7684\u56fe\u5f62\u8868\u793a\uff0c\u5176\u4e2d\u6307\u51fa\u4e86 4 \u79cd\u53ef\u80fd\u7684\u53d8\u4f53\uff1a <\/p>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/equation-de-la-parabole.webp\" alt=\"\u629b\u7269\u7ebf\u65b9\u7a0b\" class=\"wp-image-2194\" width=\"437\" height=\"437\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p>\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-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u662f\u629b\u7269\u7ebf\u7684\u7279\u5f81\u53c2\u6570\u3002<\/p>\n<p>\u6b63\u5982\u60a8\u5728\u4e0a\u56fe\u4e2d\u770b\u5230\u7684\uff0c\u5f53\u53d8\u91cf<em>x<\/em>\u5e73\u65b9\u65f6\uff0c\u629b\u7269\u7ebf\u662f\u5782\u76f4\u7684\uff0c\u53e6\u4e00\u65b9\u9762\uff0c\u5f53\u53d8\u91cf<em>y<\/em>\u5e73\u65b9\u65f6\uff0c\u629b\u7269\u7ebf\u662f\u6c34\u5e73\u7684\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u629b\u7269\u7ebf\u5206\u652f\u7684\u65b9\u5411\u53d6\u51b3\u4e8e\u65b9\u7a0b\u7684\u7b26\u53f7\u3002 <\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ecuacion-ordinaria-de-la-parabola\"><\/span>\u666e\u901a\u629b\u7269\u7ebf\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u6211\u4eec\u521a\u521a\u770b\u5230\u4e86\u5f53\u629b\u7269\u7ebf\u7684\u9876\u70b9\u6216\u4e2d\u5fc3\u5bf9\u5e94\u4e8e\u5750\u6807\u539f\u70b9\u65f6\uff08\u7b80\u5316\u6216\u89c4\u8303\u65b9\u7a0b\uff09\uff0c\u629b\u7269\u7ebf\u7684\u65b9\u7a0b\u662f\u4ec0\u4e48\u6837\u5b50\uff0c\u4f46\u662f\u5982\u679c\u9876\u70b9\u4f4d\u4e8e\u201c\u539f\u70b9\u201d\u4e4b\u5916\uff0c\u629b\u7269\u7ebf\u7684\u65b9\u7a0b\u662f\u4ec0\u4e48\uff1f<\/p>\n<p><strong>\u5f53\u629b\u7269\u7ebf\u7684\u9876\u70b9\u4e3a\u4efb\u610f\u70b9\u65f6\uff0c\u6211\u4eec\u4f7f\u7528\u629b\u7269\u7ebf\u7684\u5e38\u65b9\u7a0b<\/strong>\uff0c\u5176\u8868\u8fbe\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-75d633d25b93057db7090f5bef758b77_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\color{orange} \\boxed{\\color{black} \\quad \\vphantom{\\frac{1}{2}}(x-x_0 )^2 = 2p (y-y_0) \\quad}\" title=\"Rendered by QuickLaTeX.com\" height=\"47\" width=\"315\" style=\"vertical-align: -18px;\"><\/p>\n<\/p>\n<p>\u5176\u4e2d\u629b\u7269\u7ebf\u7684\u4e2d\u5fc3\u6216\u9876\u70b9\u662f\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-61f6396e18355fe2b70cddde0f451b50_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V(x_0,y_0).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u524d\u9762\u7684\u65b9\u7a0b\u5bf9\u5e94\u4e8e\u5782\u76f4\u65b9\u5411\u7684\u629b\u7269\u7ebf\uff0c\u5373\u629b\u7269\u7ebf\u7684\u7126\u8f74\u5e73\u884c\u4e8eY\u8f74\u3002<\/p>\n<p>\u540c\u6837\uff0c\u8981\u5b9a\u4e49\u6c34\u5e73\u65b9\u5411\u7684\u629b\u7269\u7ebf\uff08\u5176\u7126\u8f74\u5e73\u884c\u4e8e X \u8f74\uff09\uff0c\u6211\u4eec\u5fc5\u987b\u4f7f\u7528\u629b\u7269\u7ebf\u666e\u901a\u65b9\u7a0b\u7684\u4ee5\u4e0b\u53d8\u4f53\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-cc26e9374126d9ff39c947628c8d5b9f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\color{orange} \\boxed{\\color{black} \\quad \\vphantom{\\frac{1}{2}} (y-y_0 )^2 = 2p (x-x_0)\\quad}\" title=\"Rendered by QuickLaTeX.com\" height=\"47\" width=\"315\" style=\"vertical-align: -18px;\"><\/p>\n<\/p>\n<p>\u4e0e\u4e4b\u524d\u4e00\u6837\uff0c\u629b\u7269\u7ebf\u7684\u4e2d\u5fc3\u6216\u9876\u70b9\u662f\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-61f6396e18355fe2b70cddde0f451b50_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"V(x_0,y_0).\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"74\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ecuacion-general-de-la-parabola\"><\/span>\u629b\u7269\u7ebf\u7684\u4e00\u822c\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u4eec\u5206\u6790\u7684\u6240\u6709\u629b\u7269\u7ebf\u65b9\u7a0b\u90fd\u662f\u7528\u6765\u8868\u8fbe\u6c34\u5e73\u6216\u5782\u76f4\u629b\u7269\u7ebf\u3002\u4f46\u663e\u7136<strong>\u629b\u7269\u7ebf\u4e5f\u53ef\u4ee5\u662f\u659c\u7ebf\u6216\u659c\u7ebf<\/strong>\u3002<\/p>\n<p>\u90a3\u4e48\uff0c\u4e3a\u4e86\u8868\u8fbe\u8fd9\u79cd\u7c7b\u578b\u7684\u629b\u7269\u7ebf\uff0c\u6211\u4eec\u4f7f\u7528<strong>\u4e00\u822c\u629b\u7269\u7ebf\u65b9\u7a0b<\/strong>\uff0c\u5176\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-0b0f94b00a9a27fc558258a7a8985527_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\color{orange} \\boxed{\\color{black} \\quad \\vphantom{\\frac{1}{2}} Ax^2 + Bxy+Cy^2 +Dx+Ey + F = 0 \\quad}\" title=\"Rendered by QuickLaTeX.com\" height=\"47\" width=\"441\" style=\"vertical-align: -18px;\"><\/p>\n<\/p>\n<p>\u4e0a\u5f0f\u662f\u629b\u7269\u7ebf\u5f53\u4e14\u4ec5\u5f53\u7cfb\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-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u548c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f34f74d98915e33f37a086f8cbfb996a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"C\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u4e0d\u540c\u65f6\u4e3a\u96f6\uff0c\u5e76\u4e14\u6ee1\u8db3\u4ee5\u4e0b\u6761\u4ef6\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-ff6688a97f9b34f271b8b2cd190367d4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"B^2-4AC =0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"112\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejemplo-de-como-hallar-el-vertice-el-foco-y-la-directriz-de-una-parabola-a-partir-de-su-ecuacion\"><\/span>\u5982\u4f55\u4ece\u65b9\u7a0b\u4e2d\u627e\u5230\u629b\u7269\u7ebf\u7684\u9876\u70b9\u3001\u7126\u70b9\u548c\u51c6\u7ebf\u7684\u793a\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5728\u8bb8\u591a\u629b\u7269\u7ebf\u7ec3\u4e60\u548c\u95ee\u9898\u4e2d\uff0c\u8981\u6c42\u60a8\u8ba1\u7b97\u67d0\u4e2a\u629b\u7269\u7ebf\u7684\u9876\u70b9\u3001\u7126\u70b9\u548c\u51c6\u7ebf\u3002\u56e0\u6b64\uff0c\u8ba9\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u6765\u770b\u770b\u8fd9\u662f\u5982\u4f55\u5b8c\u6210\u7684\uff1a<\/p>\n<ul>\n<li>\u6c42\u4e0b\u5217\u629b\u7269\u7ebf\u7684\u9876\u70b9\u3001\u7126\u70b9\u548c\u51c6\u7ebf\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-667583ff0b698ec9d0a0be5679b8536d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2 = 4y\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"59\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p><strong>\u89e3\u51b3\u8fd9\u7c7b\u629b\u7269\u7ebf\u95ee\u9898\u7684\u6839\u672c\u662f\u786e\u5b9a\u629b\u7269\u7ebf\u7684\u53c2\u6570<em>p<\/em><\/strong> \u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u629b\u7269\u7ebf\u65b9\u7a0b\u5bf9\u5e94\u4e8e\u7b80\u5316\u65b9\u7a0b\u6216\u89c4\u8303\u65b9\u7a0b\uff08\u5782\u76f4\u629b\u7269\u7ebf\uff09\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-74807210f819172ed5326b38cd3728a8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x^2 = 2py\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"68\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u53c2\u6570<em>p<\/em>\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-7be2be817517f6b976c7e992c14b77d8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2p = 4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"50\" 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-8e4efd745b9a398c8ad26bfa7d218838_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p = \\cfrac{4}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"44\" 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-73fb8499b93c84dee8c7dde4d0cd42c1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p = 2\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"42\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u7531\u4e8e\u629b\u7269\u7ebf\u9075\u5faa\u7b80\u5316\u65b9\u7a0b\u6216\u6b63\u5219\u65b9\u7a0b\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u7684\u9876\u70b9\u6216\u4e2d\u5fc3\u4f4d\u4e8e\u5750\u6807\u539f\u70b9\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-76969eb4109bd78925b4c4c17044565f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{V(0,0)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u4e00\u65e6\u6211\u4eec\u77e5\u9053\u4e86\u629b\u7269\u7ebf\u7684\u9876\u70b9\u548c\u53c2\u6570\u503c\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u627e\u5230\u5b83\u7684\u7126\u70b9\u548c\u51c6\u7ebf\u3002<\/p>\n<p>\u65b9\u7a0b\u7684\u4e8c\u6b21\u9879\u662f\u53d8\u91cf<em>x<\/em> \uff0c\u56e0\u6b64\u629b\u7269\u7ebf\u7684\u8f74\u5c06\u5e73\u884c\u4e8e OY \u8f74\uff0c\u4e8b\u5b9e\u4e0a\uff0c\u7531\u4e8e\u5176\u9876\u70b9\u662f\u70b9 (0,0)\uff0c\u56e0\u6b64\u629b\u7269\u7ebf\u7684\u8f74\u5c06\u662f OY\u8f74\u672c\u8eab\u3002\u90a3\u4e48\uff0c\u629b\u7269\u7ebf\u7684\u7126\u70b9\u59cb\u7ec8\u4f4d\u4e8e\u629b\u7269\u7ebf\u7684\u8f74\u4e0a\uff0c\u8ddd\u79bb\u4e3a<\/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-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u4ece\u629b\u7269\u7ebf\u7684\u9876\u90e8\u5f00\u59cb\uff0c\u6240\u4ee5\u5b83\u7684\u5750\u6807\u662f\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-a2ddad83e8fe9501f282b4c491a5c90d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(0, \\frac{p}{2} \\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"33\" width=\"65\" 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-319c80d5753fda1c796d6fa08fd1b4f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(0, \\frac{2}{2} \\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"69\" style=\"vertical-align: -17px;\"><\/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-6fdacabed7ae8db2b6bed0e541d55716_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\bm{F\\left(0,1 \\right)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"55\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p>\u540c\u6837\uff0c\u6307\u5bfc\u7ebf\u5c06\u662f\u8ddd\u79bb<\/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-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u4ece\u629b\u7269\u7ebf\u7684\u9876\u70b9\u5f00\u59cb\uff0c\u8fd9\u662f\u5750\u6807\u539f\u70b9\u3002\u56e0\u6b64\uff0c\u8be5\u76f4\u7ebf\u7684\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-4693bfd852feffdc780bcf0f6c1ad14f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-\\cfrac{p}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"58\" 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-5630d537bf4667bffdcef7538ca12b58_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-\\cfrac{2}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"58\" 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-3a03d6b89c45debf21087857b7e310a9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=-1}}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"55\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u629b\u7269\u7ebf\u5df2\u7ed8\u5236\u5728\u4e0b\u9762\uff0c\u60a8\u53ef\u4ee5\u68c0\u67e5\u7ed3\u679c\uff1a <\/p>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercices-resolus-dequation-de-la-parabole.webp\" alt=\"\u89e3\u629b\u7269\u7ebf\u65b9\u7a0b\u7ec3\u4e60\" class=\"wp-image-2204\" width=\"356\" height=\"316\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"propiedades-de-las-parabolas\"><\/span>\u629b\u7269\u7ebf\u7684\u6027\u8d28<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6240\u6709\u629b\u7269\u7ebf\u90fd\u5177\u6709\u4ee5\u4e0b\u6027\u8d28\uff1a<\/p>\n<ul>\n<li>\u629b\u7269\u7ebf\u662f\u4e00\u6761\u5f00\u653e\u66f2\u7ebf\uff0c\u6362\u53e5\u8bdd\u8bf4\uff0c\u5b83\u662f\u7531\u4e24\u6761\u6ca1\u6709\u5171\u540c\u70b9\u7684\u5206\u652f\u65e0\u9650\u5ef6\u4f38\u800c\u6210\u3002<\/li>\n<li>\u6bcf\u4e2a\u629b\u7269\u7ebf\u5177\u6709\u552f\u4e00\u7684\u5bf9\u79f0\u8f74\uff0c\u6240\u8ff0\u629b\u7269\u7ebf\u7684\u9876\u70b9\u4f4d\u4e8e\u8be5\u5bf9\u79f0\u8f74\u3002<\/li>\n<li>\u5782\u76f4\u65b9\u5411\u7684\u629b\u7269\u7ebf\u5f53\u5176\u5206\u652f\u5411\u4e0a\u65f6\u662f\u51f8\u7684\uff1b\u76f8\u53cd\uff0c\u5982\u679c\u5176\u5206\u652f\u5411\u4e0b\uff0c\u5219\u629b\u7269\u7ebf\u662f\u51f9\u7684\u3002<\/li>\n<li>\u629b\u7269\u7ebf\u7684\u504f\u5fc3\u7387\u7b49\u4e8e\u5355\u4f4d (1)\u3002\u504f\u5fc3\u7387\u662f\u4e00\u4e2a\u7cfb\u6570\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5176\u8ba1\u7b97\u65b9\u6cd5\u662f\u7528\u4ece\u7126\u70b9\u5230\u629b\u7269\u7ebf\u4e2d\u5fc3\u7684\u8ddd\u79bb\u9664\u4ee5\u4ece\u9876\u70b9\u5230\u51c6\u7ebf\u7684\u8ddd\u79bb\uff08\u5e76\u4e14\u8fd9\u4e24\u4e2a\u8ddd\u79bb\u7684\u503c\u59cb\u7ec8\u4e00\u81f4\uff09\u3002<\/li>\n<li>\u4ece\u524d\u9762\u7684\u6027\u8d28\u53ef\u4ee5\u770b\u51fa\uff0c\u6240\u6709\u629b\u7269\u7ebf\u90fd\u662f\u76f8\u4f3c\u6216\u76f8\u4f3c\u7684\u3002<\/li>\n<li>\u629b\u7269\u7ebf\u6ca1\u6709\u6e10\u8fd1\u7ebf\u3002 <\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"aplicaciones-de-la-parabola\"><\/span>\u629b\u7269\u7ebf\u5e94\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u65e2\u7136\u60a8\u5df2\u7ecf\u975e\u5e38\u719f\u6089\u6bd4\u55bb\u7684\u542b\u4e49\uff0c\u60a8\u53ef\u80fd\u4f1a\u60f3\u2026\u2026\u6bd4\u55bb\u7684\u610f\u4e49\u662f\u4ec0\u4e48\uff1f<\/p>\n<p>\u597d\u5427\uff0c\u5373\u4f7f\u4f60\u770b\u8d77\u6765\u4e0d\u50cf\uff0c\u629b\u7269\u7ebf\u7684\u51e0\u4f55\u5f62\u72b6\u5728\u73b0\u5b9e\u751f\u6d3b\u4e2d\u4e5f\u5f88\u5e38\u89c1\u3002\u4f8b\u5982\uff0c\u5f88\u591a\u65f6\u5019\uff0c\u5f53\u6295\u63b7\u7403\u65f6\uff0c\u5b83\u4f1a\u505a\u629b\u7269\u7ebf\u8fd0\u52a8\uff0c\u5c24\u5176\u662f\u5728\u7bee\u7403\u6bd4\u8d5b\u4e2d\u3002\u629b\u7269\u7ebf\u65b9\u7a0b\u5bf9\u4e8e\u5206\u6790\u7814\u7a76\u7403\u6240\u9075\u5faa\u7684\u629b\u7269\u7ebf\u8def\u5f84\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>\u8be5\u789f\u5f62\u5929\u7ebf\u7684\u53e6\u4e00\u4e2a\u5e94\u7528\u6d89\u53ca\u5929\u7ebf\uff08\u56e0\u6b64\u79f0\u4e3a\u629b\u7269\u9762\u5929\u7ebf\uff09\u3002\u7531\u4e8e\u843d\u5728\u5e73\u884c\u4e8e\u5bf9\u79f0\u8f74\u7684\u629b\u7269\u9762\u5f62\u72b6\u7269\u4f53\u4e0a\u7684\u6bcf\u6761\u5c04\u7ebf\u90fd\u4f1a\u76f4\u63a5\u53cd\u5c04\u5411\u7126\u70b9\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5230\u8fbe\u629b\u7269\u9762\u5929\u7ebf\u7684\u6240\u6709\u5c04\u7ebf\u90fd\u96c6\u4e2d\u5728\u7126\u70b9\u5904\uff0c\u8fd9\u53ef\u4ee5\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u4f7f\u7528\u3002\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u6bd4\u55bb\u7684\u7126\u70b9\u5982\u6b64\u91cd\u8981\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ejercicios-resueltos-de-parabolas\"><\/span>\u4fee\u590d\u4e86\u83dc\u54c1\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e601<\/h3>\n<p>\u8ba1\u7b97\u629b\u7269\u7ebf\u7684\u9876\u70b9\u3001\u7126\u70b9\u548c\u51c6\u7ebf\uff0c\u5176\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-c2bd5da454bad6097d7a2fd6190e2761_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y^2 = 8x\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"60\" 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\">\u9996\u5148\uff0c\u629b\u7269\u7ebf\u5c06\u662f\u6c34\u5e73\u7684\uff0c\u56e0\u4e3a\u5b83\u9075\u5faa\u4ee5\u4e0b\u629b\u7269\u7ebf\u7b80\u5316\u6216\u89c4\u8303\u65b9\u7a0b\u7684\u8868\u8fbe\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-e70fe272e84eece7421424b6591fc501_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y^2 = 2px\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"69\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6240\u4ee5\u5b83\u7684\u53c2\u6570<em>p<\/em>\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-c61b5dc0f6efb35e5df663b6c8edb91c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2p = 8\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"50\" 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-a3f57f4b953dc22b001ae9fdbfbba049_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p = \\cfrac{8}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"44\" 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-12d9cecfcedd64f92ae4bc842894429a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p = 4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"43\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u53e6\u4e00\u65b9\u9762\uff0c\u7531\u4e8e\u629b\u7269\u7ebf\u9075\u5faa\u7b80\u5316\u65b9\u7a0b\u6216\u6b63\u5219\u65b9\u7a0b\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u7684\u9876\u70b9\u6216\u4e2d\u5fc3\u4f4d\u4e8e\u5750\u6807\u539f\u70b9\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-76969eb4109bd78925b4c4c17044565f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{V(0,0)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"53\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u4e00\u65e6\u6211\u4eec\u77e5\u9053\u4e86\u629b\u7269\u7ebf\u7684\u9876\u70b9\u548c\u53c2\u6570\u503c\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u8f7b\u677e\u8ba1\u7b97\u51fa\u5b83\u7684\u7126\u70b9\u548c\u51c6\u7ebf\u3002<\/p>\n<p class=\"has-text-align-left\">\u65b9\u7a0b\u7684\u4e8c\u6b21\u9879\u662f\u53d8\u91cf\uff0c<em>\u4e5f\u5c31\u662f\u8bf4<\/em>\uff0c\u629b\u7269\u7ebf\u7684\u8f74\u5c06\u5e73\u884c\u4e8e OX \u8f74\uff0c\u4e8b\u5b9e\u4e0a\uff0c\u7531\u4e8e\u5176\u9876\u70b9\u662f\u70b9 (0,0)\uff0cl \u629b\u7269\u7ebf\u7684\u8f74\u5c06\u662fOX \u8f74\u672c\u8eab\u3002\u90a3\u4e48\uff0c\u629b\u7269\u7ebf\u7684\u7126\u70b9\u59cb\u7ec8\u4f4d\u4e8e\u629b\u7269\u7ebf\u7684\u8f74\u4e0a\uff0c\u8ddd\u79bb\u4e3a<\/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-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u4ece\u629b\u7269\u7ebf\u7684\u9876\u90e8\u5f00\u59cb\uff0c\u5176\u5750\u6807\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-b7d3398fd4cdfd44997ddaf21a672e20_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(\\frac{p}{2},0\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"33\" width=\"65\" 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-700fe2ea39db05e61a8bdf339396d9ad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(\\frac{4}{2},0\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"69\" style=\"vertical-align: -17px;\"><\/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-c9bb8161580556df3713b061b0c9d4f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\bm{F\\left(2,0 \\right)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"55\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u540c\u6837\uff0c\u5f15\u5bfc\u7ebf\u4e5f\u4f4d\u4e8e\u4e00\u5b9a\u8ddd\u79bb\u5904<\/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-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u4ece\u629b\u7269\u7ebf\u7684\u9876\u70b9\u5f00\u59cb\uff0c\u629b\u7269\u7ebf\u7684\u9876\u70b9\u662f\u5750\u6807\u539f\u70b9\u5e76\u4e14\u5782\u76f4\u4e8e\u5176\u7126\u8f74\u3002\u56e0\u6b64\uff0c\u8be5\u76f4\u7ebf\u7684\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-5372b35d25cc084501d87334b541f25d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-\\cfrac{p}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"58\" 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-0a0a4d61f3301fb0d4ac9d22950e6289_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x=-\\cfrac{4}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"58\" 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-72c3664975411caa78a697af2f7dd433_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{x=-2}}\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"56\" 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\u629b\u7269\u7ebf\u7684\u9876\u70b9\u3001\u7126\u70b9\u548c\u51c6\u7ebf\uff0c\u5176\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-10f9115c275c614f2485e4d65250aeef_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-4)^2 = -16(y+1)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"169\" 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\">\u629b\u7269\u7ebf\u6839\u636e\u5176\u5e38\u65b9\u7a0b\uff08\u8f74\u5e73\u884c\u4e8eY\u8f74\uff09\u5b9a\u4e49\uff0c\u5176\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-7649169d0ce206d4ab45b60b96c53dfa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(x-x_0 )^2 = 2p (y-y_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"172\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6240\u4ee5\u5b83\u7684\u53c2\u6570<em>p<\/em>\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-9db0347da7f2a2d03261a362354964dd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2p = -16\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"73\" 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-c42d24ee922364d915ac80ae85411d08_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p =- \\cfrac{16}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"67\" 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-ff867f43db4f88b1f84560e5b8955882_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p =- 8\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"57\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u53e6\u4e00\u65b9\u9762\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u629b\u7269\u7ebf\u7684\u666e\u901a\u65b9\u7a0b\u610f\u5473\u7740\u5b83\u7684\u4e2d\u5fc3\u4e0d\u5728\u5750\u6807\u539f\u70b9\uff0c\u53e6\u4e00\u65b9\u9762\uff0c\u629b\u7269\u7ebf\u9876\u70b9\u7684\u7b1b\u5361\u5c14\u5750\u6807\u662f\u62ec\u53f7\u4e2d\u7684\u6570\u5b57\uff0c\u5176\u7b26\u53f7\u53d1\u751f\u4e86\u53d8\u5316:<\/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-03d3fdde4d23b421cce23b0a33846e9b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{V(4,-1)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"67\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u4e00\u65e6\u6211\u4eec\u77e5\u9053\u4e86\u629b\u7269\u7ebf\u7684\u9876\u70b9\u548c\u53c2\u6570\u503c\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u8ba1\u7b97\u51fa\u5b83\u7684\u7126\u70b9\u548c\u51c6\u7ebf\u3002<\/p>\n<p class=\"has-text-align-left\">\u65b9\u7a0b\u7684\u4e8c\u6b21\u9879\u662f\u53d8\u91cf<em>x<\/em> \uff0c\u4f7f\u5f97\u629b\u7269\u7ebf\u7684\u8f74\u5e73\u884c\u4e8e OY \u8f74\u3002\u56e0\u6b64\uff0c\u629b\u7269\u7ebf\u7684\u7126\u70b9\u59cb\u7ec8\u4f4d\u4e8e\u629b\u7269\u7ebf\u7684\u8f74\u4e0a\uff0c\u8ddd\u79bb\u4e3a<\/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-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u4ece\u629b\u7269\u7ebf\u7684\u9876\u70b9\u5f00\u59cb\uff0c\u8fd9\u6837\u7126\u70b9\u5750\u6807\u5c31\u662f\u9876\u70b9\u7684\u5750\u6807\uff0c\u6dfb\u52a0<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u5782\u76f4\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-4eba6da8d93b870a0e48f6cfaa38a527_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(4,-1+\\frac{p}{2}\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"33\" width=\"109\" 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-09ee063206b489d6454fbcb9e0150fd6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(4,-1+\\frac{-8}{2}\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"127\" style=\"vertical-align: -17px;\"><\/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-43f3d1dd32b55f14a36bf0a8bd651dc0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle F\\left(4,-1-4\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"100\" 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-e8da3d4a4bd0d157101531613b869b26_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\bm{F\\left(4,-5 \\right)}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"69\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u540c\u6837\uff0c\u51c6\u7ebf\u5c06\u662f\u4f4d\u4e8e\u4e00\u5b9a\u8ddd\u79bb\u5904\u7684\u6c34\u5e73\u7ebf<\/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-6969e4e2420b17ba9ff219d5db82a6ae_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"27\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u4ece\u629b\u7269\u7ebf\u7684\u9876\u90e8\u3002\u56e0\u6b64\uff0c\u8be5\u76f4\u7ebf\u7684\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-d8110c6cd7ff3b9116751c8c5a62b6af_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-1-\\cfrac{-p}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"110\" 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-660da3685b465880a85f339b75651fad_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-1-\\cfrac{-8}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"110\" 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-0951652f77a6d0ece2eb4063497514cb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=-1+4\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"86\" 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-2f74460c9e1063bd63fd3f1a35ca3d1d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{y=3}}\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"42\" 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\u4e00\u4e2a\u4e0e\u6a2a\u5750\u6807\u8f74\u5e73\u884c\u3001\u4ee5\u70b9V(5,2)\u4e3a\u9876\u70b9\u3001\u7126\u70b9\u4e3a\u70b9P(8,2)\u7684\u629b\u7269\u7ebf\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\">\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u629b\u7269\u7ebf\u7684\u9876\u70b9\u5e76\u4e0d\u662f\u5750\u6807\u539f\u70b9\uff0c\u56e0\u6b64\u6211\u4eec\u9700\u8981\u7528\u666e\u901a\u65b9\u7a0b\u6765\u5b9a\u4e49\u8be5\u9648\u8ff0\u7684\u629b\u7269\u7ebf\u3002\u6b64\u5916\uff0c\u629b\u7269\u7ebf\u7684\u7126\u8f74\u5e73\u884c\u4e8e x \u8f74\uff0c\u8fd9\u610f\u5473\u7740\u629b\u7269\u7ebf\u5c06\u6c34\u5e73\u5b9a\u5411\uff08\u5206\u652f\u5c06\u5411\u53f3\u6216\u5411\u5de6\uff09\uff0c\u56e0\u6b64\u65b9\u7a0b\u7684\u4e8c\u6b21\u9879\u5fc5\u987b\u662f\u53d8\u91cf<em>y<\/em> \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-91545d0a1b670acde651b6353ccb4bee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(y-y_0 )^2 = 2p (x-x_0)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"172\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u5c06\u629b\u7269\u7ebf\u9876\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-8bcb866f7afa44a1c3c3b4997a837348_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(y-2)^2 = 2p (x-5)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"155\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6211\u4eec\u73b0\u5728\u9700\u8981\u627e\u5230\u53c2\u6570\u7684\u503c<\/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-fa6ef6ec04c2dccd40c7f3e3be899df7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p.\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u7089\u819b\u5230\u7089\u9876\u7684\u8ddd\u79bb\u5fc5\u987b\u662f<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-927b4b0a0ba9b8d04d54d3fff8ee2459_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\/2,\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"32\" style=\"vertical-align: -5px;\"><\/p>\n<p>\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u627e\u5230\u53c2\u6570\u7684\u503c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3bf85f1087e9fbed3a319341134ac1a2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"p\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u6839\u636e\u4ee5\u4e0b\u7b49\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-91d82e4dce56ca1c48f7c2dba2be5561_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\left. \\begin{array}{c} V(5,2) \\\\[2ex] P(8,2) \\end{array} \\right\\} \\longrightarrow \\ 8-5 = \\cfrac{p}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"196\" 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-c22950d32e8e5a7481eac20617c1ac92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"8-5 = \\cfrac{p}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"74\" 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-c995fa604c1585f0d49f0f713ade2eee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"3 = \\cfrac{p}{2}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"43\" 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-71016a4e7cbe0e5d88b81683322266f9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"3\\cdot 2 = p\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"63\" 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-c5cbfad118ea8cb58a076474b7b34d7a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"6 = p\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"42\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6700\u7ec8\uff0c\u629b\u7269\u7ebf\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-8bcb866f7afa44a1c3c3b4997a837348_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(y-2)^2 = 2p (x-5)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"155\" 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-b30dd26b8099907aeeb9ca442aab08fe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(y-2)^2 = 2\\cdot 6 (x-5)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"168\" 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-c796220373008c1412e813f3cbd2a41a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\bm{(y-2)^2 = 12 (x-5)}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"155\" 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\u6709\u5173\u629b\u7269\u7ebf\u7684\u6240\u6709\u5185\u5bb9\uff1a\u5b83\u662f\u4ec0\u4e48\u3001\u5b83\u4ee3\u8868\u4ec0\u4e48\u3001\u5b83\u7684\u5143\u7d20\uff08\u7126\u70b9\u3001\u51c6\u7ebf\u3001\u9876\u70b9\u7b49\uff09\u3001\u5b83\u7684\u65b9\u7a0b\uff08\u5177\u6709 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/cn\/%e6%8a%9b%e7%89%a9%e7%ba%bf%e6%95%b0%e5%ad%a6%e5%ae%9a%e4%b9%89%e6%96%b9%e7%a8%8b%e7%a4%ba%e4%be%8b%e7%bb%83%e4%b9%a0%e5%85%83%e7%b4%a0%e5%b7%b2%e8%a7%a3%e5%86%b3\/\"> <span class=\"screen-reader-text\">\u5bd3\u8a00\uff08\u6570\u5b66\uff09\uff1a\u5b9a\u4e49\u3001\u65b9\u7a0b\u3001\u5143\u7d20\u3001\u4f8b\u5b50\u2026\u2026<\/span> \u67e5\u770b\u5168\u6587 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