{"id":240,"date":"2023-07-10T16:11:20","date_gmt":"2023-07-10T16:11:20","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e5%9c%86%e9%94%a5%e6%88%aa%e9%9d%a2\/"},"modified":"2023-07-10T16:11:20","modified_gmt":"2023-07-10T16:11:20","slug":"%e5%9c%86%e9%94%a5%e6%88%aa%e9%9d%a2","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e5%9c%86%e9%94%a5%e6%88%aa%e9%9d%a2\/","title":{"rendered":"\u9525\u5f62\u622a\u9762"},"content":{"rendered":"<p>\u5728\u6b64\u9875\u9762\u4e0a\uff0c\u60a8\u5c06\u627e\u5230\u5706\u9525\u66f2\u7ebf\u7684\u5b9a\u4e49\u3001\u4e3a\u4ec0\u4e48\u5b83\u4eec\u5982\u6b64\u91cd\u8981\u4ee5\u53ca\u5b58\u5728\u7684\u4e0d\u540c\u7c7b\u578b\u7684\u5706\u9525\u66f2\u7ebf\uff08\u5706\u3001\u692d\u5706\u3001\u53cc\u66f2\u7ebf\u548c\u629b\u7269\u7ebf\uff09\u3002\u6b64\u5916\uff0c\u60a8\u5c06\u80fd\u591f\u770b\u5230\u5b83\u4eec\u7684\u65b9\u7a0b\u4e4b\u95f4\u7684\u5dee\u5f02\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%c2%bfque-son-las-secciones-conicas\"><\/span>\u4ec0\u4e48\u662f\u5706\u9525\u66f2\u7ebf\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u5728\u89e3\u6790\u51e0\u4f55\u4e2d\uff0c\u5706\u9525\u66f2\u7ebf\uff08\u6216\u7b80\u79f0\u5706\u9525\u66f2\u7ebf\uff09\u662f\u5706\u9525\u4f53\u4e0e\u5e73\u9762\u4e4b\u95f4\u7684\u4e0d\u540c\u4ea4\u70b9\uff08\u5f53\u8be5\u5e73\u9762\u4e0d\u901a\u8fc7\u5706\u9525\u4f53\u7684\u9876\u70b9\u65f6\uff09\u4ea7\u751f\u7684\u6240\u6709\u66f2\u7ebf\u3002\u5706\u9525\u66f2\u7ebf\u6709\u56db\u79cd\u7c7b\u578b\uff1a\u5706\u3001\u692d\u5706\u3001\u629b\u7269\u7ebf\u548c\u53cc\u66f2\u7ebf\u3002<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u53ef\u4ee5\u4ece\u4efb\u4f55\u5706\u9525\u4f53\u83b7\u5f97\u7684 4 \u4e2a\u53ef\u80fd\u7684\u622a\u9762\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\/definition-des-sections-coniques.webp\" alt=\"\u5706\u9525\u66f2\u7ebf\u7684\u5b9a\u4e49\" class=\"wp-image-2373\" width=\"429\" height=\"410\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u5706\u9525\u66f2\u7ebf\u901a\u5e38\u5728\u4e2d\u5b66\uff08Bachillerato\uff09\u7684\u6570\u5b66\u548c\u6280\u672f\u5236\u56fe\u79d1\u76ee\u4e2d\u5b66\u4e60\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"tipos-de-secciones-conicas\"><\/span>\u5706\u9525\u66f2\u7ebf\u7684\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e86\u89e3\u4e86\u5706\u9525\u66f2\u7ebf\u7684\u6982\u5ff5\u540e\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u5b58\u5728\u7684\u56db\u79cd\u5706\u9525\u66f2\u7ebf\u662f\u4ec0\u4e48\uff1a\u5706\u3001\u692d\u5706\u3001\u629b\u7269\u7ebf\u548c\u53cc\u66f2\u7ebf\u3002<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"la-circunferencia\"><\/span>\u5706\u5468<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5706\u5468\u662f\u5706\u9525\u5f62\u622a\u9762\uff0c\u53ef\u4ee5\u901a\u8fc7\u7528\u5782\u76f4\u4e8e\u5176\u65cb\u8f6c\u8f74\uff08\u5e73\u884c\u4e8e\u5e95\u9762\uff09\u7684\u5e73\u9762\u5207\u5272\u5706\u9525\u4f53\u6765\u627e\u5230\u3002 <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/equation-de-circonference-1.webp\" alt=\"\u5706\u9525\u66f2\u7ebf\u7684\u5468\u957f\" width=\"270\" height=\"257\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u6b64\u5916\uff0c\u5706\u5468\u662f\u5e73\u9762\u4e0a\u4e0e\u79f0\u4e3a\u4e2d\u5fc3\u7684\u56fa\u5b9a\u70b9\u7b49\u8ddd\u7684\u70b9\u7684\u8f68\u8ff9\u3002<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"elipse\"><\/span>\u692d\u5706<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u692d\u5706\u662f\u4e00\u6761\u5e73\u5766\u7684\u3001\u5c01\u95ed\u7684\u3001\u4e0e\u5706\u5468\u975e\u5e38\u76f8\u4f3c\u7684\u66f2\u7ebf\uff0c\u4f46\u5b83\u7684\u5f62\u72b6\u66f4\u5448\u692d\u5706\u5f62\u3002\u7279\u522b\u662f\uff0c\u5b83\u662f\u7531\u659c\u9762\u5207\u5272\u5706\u9525\u4f53\u8868\u9762\u800c\u4ea7\u751f\u7684\uff0c\u8be5\u659c\u9762\u76f8\u5bf9\u4e8e\u65cb\u8f6c\u8f74\u7684\u89d2\u5ea6\u5927\u4e8e\u53d1\u7535\u673a\u7684\u89d2\u5ea6\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u692d\u5706\u7684\u6240\u6709\u70b9\u90fd\u6ee1\u8db3\u4e00\u4e2a\u6761\u4ef6\uff1a\u8be5\u692d\u5706\u662f\u5e73\u9762\u4e0a\u6240\u6709\u70b9\u5230\u53e6\u5916\u4e24\u4e2a\u56fa\u5b9a\u70b9\uff08\u79f0\u4e3a\u7126\u70b9F\u548cF&#8217;\uff09\u7684\u8ddd\u79bb\u4e4b\u548c\u4e3a\u5e38\u6570\u7684\u8f68\u8ff9\u3002 <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/elements-dellipse.webp\" alt=\"\u692d\u5706\u7684\u5706\u9525\u66f2\u7ebf\" width=\"553\" height=\"295\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"parabola\"><\/span>\u5bd3\u8a00<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\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 <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/definition-de-parabole.webp\" alt=\"\u5706\u9525\u66f2\u7ebf\u7684\u629b\u7269\u7ebf\" width=\"357\" height=\"358\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u5728\u51e0\u4f55\u4e0a\uff0c\u629b\u7269\u7ebf\u662f\u5706\u9525\u4f53\u88ab\u5e73\u9762\u622a\u65ad\u7684\u7ed3\u679c\uff0c\u8be5\u5e73\u9762\u76f8\u5bf9\u4e8e\u65cb\u8f6c\u8f74\u7684\u503e\u89d2\u7b49\u4e8e\u5706\u9525\u4f53\u6bcd\u7ebf\u7684\u89d2\u5ea6\u3002\u56e0\u6b64\uff0c\u5305\u542b\u629b\u7269\u7ebf\u7684\u5e73\u9762\u5e73\u884c\u4e8e\u5706\u9525\u4f53\u7684\u6bcd\u7ebf\u3002<\/p>\n<p>\u8be5\u5706\u9525\u66f2\u7ebf\u7684\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u7279\u5f81\u662f<a href=\"https:\/\/mathority.org\/cn\/\u629b\u7269\u7ebf\u6570\u5b66\u5b9a\u4e49\u65b9\u7a0b\u793a\u4f8b\u7ec3\u4e60\u5143\u7d20\u5df2\u89e3\u51b3\/\">\u629b\u7269\u7ebf\u65b9\u7a0b<\/a>\uff0c\u56e0\u4e3a\u6839\u636e\u5176\u72b6\u6001\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u5b9a\u5b83\u662f\u4ec0\u4e48\u7c7b\u578b\u7684\u629b\u7269\u7ebf\u3002\u5728\u6b64\u94fe\u63a5\u4e2d\uff0c\u60a8\u5c06\u627e\u5230\u629b\u7269\u7ebf\u7684\u6240\u6709\u65b9\u7a0b\u3001\u629b\u7269\u7ebf\u7684\u5143\u7d20\u662f\u4ec0\u4e48\u3001\u5b83\u4eec\u7684\u5c5e\u6027\u3001\u793a\u4f8b\u3001\u5df2\u89e3\u51b3\u7684\u7ec3\u4e60\u2026\u2026\u4ee5\u53ca\u629b\u7269\u7ebf\u7684\u5176\u4ed6\u7279\u5f81\u3002<\/p>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"hiperbola\"><\/span>\u53cc\u66f2\u7ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4f5c\u4e3a\u5706\u9525\u66f2\u7ebf\uff0c\u5f53\u7528\u5e73\u9762\u5207\u5272\u5706\u9525\u4f53\u65f6\uff0c\u6240\u5f97\u5230\u7684\u53cc\u66f2\u7ebf\u7684\u89d2\u5ea6\u5c0f\u4e8e\u5706\u9525\u4f53\u7684\u6bcd\u7ebf\u76f8\u5bf9\u4e8e\u5176\u65cb\u8f6c\u8f74\u6240\u5f62\u6210\u7684\u89d2\u5ea6\u3002<\/p>\n<p>\u4ece\u6570\u5b66\u4e0a\u8bb2\uff0c\u53cc\u66f2\u7ebf\u53ef\u4ee5\u5b9a\u4e49\u4e3a\u5e73\u9762\u4e0a\u6ee1\u8db3\u4ee5\u4e0b\u6027\u8d28\u7684\u70b9\u7684\u8f68\u8ff9\uff1a\u53cc\u66f2\u7ebf\u4e0a\u4efb\u610f\u70b9\u4e0e\u4e24\u4e2a\u56fa\u5b9a\u70b9\uff08\u79f0\u4e3a\u7126\u70b9\uff09\u4e4b\u95f4\u7684\u8ddd\u79bb\u5dee\u7684\u7edd\u5bf9\u503c\u5fc5\u987b\u6052\u5b9a\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u8fd9\u4e24\u4e2a\u8ddd\u79bb\u76f8\u51cf\u7684\u503c\u59cb\u7ec8\u7b49\u4e8e\u53cc\u66f2\u7ebf\u4e24\u4e2a\u9876\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\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-08f25424560ca1e7449189d00268f0b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lvert d_1 - d_2 \\rvert = 2a\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"105\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/definition-dhyperbole.webp\" alt=\"\u5706\u9525\u66f2\u7ebf\u7684\u53cc\u66f2\u7ebf\" class=\"wp-image-2260\" width=\"429\" height=\"394\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p>\u6211\u786e\u4fe1\u60a8\u5df2\u7ecf\u63a8\u65ad\u51fa\uff0c\u53c2\u6570\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-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u53cc\u66f2\u7ebf\u7684\u57fa\u672c\u539f\u7406\u662f\u53cc\u66f2\u7ebf\u7684\u57fa\u7840\u3002\u5728\u4e0b\u9762\u7684\u94fe\u63a5\u4e2d\uff0c\u60a8\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u5bf9\u53cc\u66f2\u7ebf\u7684\u89e3\u91ca\uff0c\u60a8\u53ef\u4ee5\u5728\u5176\u4e2d\u627e\u5230\u4e3a\u4ec0\u4e48\u5b83\u662f\u4e00\u4e2a\u5982\u6b64\u91cd\u8981\u7684\u7cfb\u6570\u4ee5\u53ca\u8868\u5f81\u53cc\u66f2\u7ebf\u7684\u6240\u6709\u5143\u7d20\u3002\u53e6\u5916\uff0c\u60a8\u8fd8\u4f1a\u53d1\u73b0<a href=\"https:\/\/mathority.org\/cn\/\u53cc\u66f2\u7ebf\u5b9a\u4e49\u516c\u5f0f\u5143\u7d20\u65b9\u7a0b\u793a\u4f8b\u7ec3\u4e60\u5df2\u89e3\u51b3\/\">\u53cc\u66f2\u7ebf\u7684\u65b9\u7a0b<\/a>\u662f\u4ec0\u4e48\u6837\u5b50\u3001\u5b58\u5728\u7684\u4e0d\u540c\u7c7b\u578b\u7684\u53cc\u66f2\u7ebf\uff0c\u751a\u81f3\u8fd8\u6709\u5173\u4e8e\u53cc\u66f2\u7ebf\u7684\u5206\u6b65\u95ee\u9898\u548c\u7ec3\u4e60\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ecuacion-general-de-las-secciones-conicas\"><\/span>\u5706\u9525\u66f2\u7ebf\u7684\u4e00\u822c\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6bcf\u4e2a\u5706\u9525\u66f2\u7ebf\u90fd\u53ef\u4ee5\u89e3\u6790\u5730\u8868\u8fbe\u4e3a\u65b9\u7a0b\u3002\u4e8b\u5b9e\u4e0a\uff0c\u6240\u6709\u4e8c\u6b21\u66f2\u7ebf\u65b9\u7a0b\u90fd\u5fc5\u987b\u662f\u4e8c\u9636\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-37883c522e038d262dcdee7cd69c589a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"Ax^2+Bxy+Cy^2+Dx+Ey+F = 0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"299\" style=\"vertical-align: -4px;\"><\/p>\n<\/p>\n<p>\u56e0\u6b64\uff0c\u81f3\u5c11\u6709\u4e00\u4e2a\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-c9bc7e2bc1a432baa4f920a70dbef5e4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A, B\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"35\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u4efb\u4f55\u4e00\u4e2a<\/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>\u516c\u5f0f\u7684\u503c\u5fc5\u987b\u975e\u96f6\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6839\u636e\u53c2\u6570\u503c\uff0c\u65b9\u7a0b\u5c06\u5bf9\u5e94\u4e8e\u4e00\u79cd\u6216\u53e6\u4e00\u79cd\u4e8c\u6b21\u66f2\u7ebf\uff1a<\/p>\n<ul>\n<li><strong>\u5468\u957f<\/strong>\uff1a\u5bf9\u4e8e\u63cf\u8ff0\u5468\u957f\u7684\u4e00\u822c\u65b9\u7a0b\uff0c\u4ee5\u4e0b\u9879\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>\u5fc5\u987b\u5339\u914d\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-770fd1447ccf2fc229801b486b0d8f8a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"B\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5fc5\u987b\u4e3a\u96f6\u3002<\/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-2abe3049fdd4c7c0f2db5ab7d4cbc300_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A=C \\qquad B=0\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"133\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<ul>\n<li> <strong>Ellipse<\/strong> \uff1a\u5f53\u6ee1\u8db3\u4ee5\u4e0b\u6761\u4ef6\u65f6\uff0c\u8be5\u65b9\u7a0b\u5c06\u5bf9\u5e94\u4e8e\u692d\u5706\u7684\u6570\u5b66\u8868\u8fbe\u5f0f\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-3a183fb80a4d8d391461360fdeaef6a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"B^2-4AC <0\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"112\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<ul>\n<li><strong>\u629b\u7269\u7ebf<\/strong>\uff1a\u8981\u4f7f\u65b9\u7a0b\u6210\u4e3a\u629b\u7269\u7ebf\uff0c\u5fc5\u987b\u6ee1\u8db3\u4ee5\u4e0b\u7b49\u5f0f\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-9749b0df60b7e32bb67add131591e81d_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<ul>\n<li><strong>\u53cc\u66f2\u7ebf<\/strong>\uff1a\u6700\u540e\uff0c\u53cc\u66f2\u7ebf\u7684\u4e00\u822c\u65b9\u7a0b\u5fc5\u987b\u6ee1\u8db3\u4ee5\u4e0b\u4e0d\u7b49\u5f0f\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-e52b6563b53ec206711ac9e4be47edd2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"B^2-4AC>0&#8243; title=&#8221;Rendered by QuickLaTeX.com&#8221; height=&#8221;17&#8243; width=&#8221;112&#8243; style=&#8221;vertical-align: -2px;&#8221;><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u6b64\u9875\u9762\u4e0a\uff0c\u60a8\u5c06\u627e\u5230\u5706\u9525\u66f2\u7ebf\u7684\u5b9a\u4e49\u3001\u4e3a\u4ec0\u4e48\u5b83\u4eec\u5982\u6b64\u91cd\u8981\u4ee5\u53ca\u5b58\u5728\u7684\u4e0d\u540c\u7c7b\u578b\u7684\u5706\u9525\u66f2\u7ebf\uff08\u5706\u3001\u692d\u5706\u3001\u53cc\u66f2\u7ebf\u548c\u629b\u7269\u7ebf\uff09 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/cn\/%e5%9c%86%e9%94%a5%e6%88%aa%e9%9d%a2\/\"> <span class=\"screen-reader-text\">\u9525\u5f62\u622a\u9762<\/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":[5],"tags":[],"class_list":["post-240","post","type-post","status-publish","format-standard","hentry","category-5"],"yoast_head":"<!-- This site is optimized 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