{"id":49,"date":"2023-09-17T07:31:02","date_gmt":"2023-09-17T07:31:02","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e5%8d%95%e4%bd%93%e5%87%8f%e6%b3%95-%e5%87%8f%e6%b3%95%e4%be%8b%e5%ad%90-%e5%b7%b2%e8%a7%a3%e5%86%b3%e7%9a%84%e7%bb%83%e4%b9%a0\/"},"modified":"2023-09-17T07:31:02","modified_gmt":"2023-09-17T07:31:02","slug":"%e5%8d%95%e4%bd%93%e5%87%8f%e6%b3%95-%e5%87%8f%e6%b3%95%e4%be%8b%e5%ad%90-%e5%b7%b2%e8%a7%a3%e5%86%b3%e7%9a%84%e7%bb%83%e4%b9%a0","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e5%8d%95%e4%bd%93%e5%87%8f%e6%b3%95-%e5%87%8f%e6%b3%95%e4%be%8b%e5%ad%90-%e5%b7%b2%e8%a7%a3%e5%86%b3%e7%9a%84%e7%bb%83%e4%b9%a0\/","title":{"rendered":"\u5355\u9879\u5f0f\u51cf\u6cd5"},"content":{"rendered":"<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u89e3\u91ca\u4ec0\u4e48\u662f\u5355\u9879\u5f0f\u7684\u4ee3\u6570\u51cf\u6cd5\uff08\u76f8\u4f3c\u6216\u4e0d\u76f8\u4f3c\uff09\u4ee5\u53ca\u5982\u4f55\u8fdb\u884c\u3002\u60a8\u8fd8\u53ef\u4ee5\u67e5\u770b\u793a\u4f8b\uff0c\u5e76\u901a\u8fc7\u9010\u6b65\u89e3\u51b3\u7684\u5355\u9879\u5f0f\u51cf\u6cd5\u7ec3\u4e60\u8fdb\u884c\u7ec3\u4e60\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFComo-se-restan-los-monomios\"><\/span>\u5982\u4f55\u51cf\u53bb\u5355\u9879\u5f0f\uff1f <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"has-background\" style=\"background-color:#ffebee\">\u4e24\u4e2a\u6216\u591a\u4e2a\u5355\u9879\u5f0f\u53ea\u6709\u5728\u76f8\u4f3c\u7684\u60c5\u51b5\u4e0b\u624d\u80fd\u76f8\u51cf\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5982\u679c\u4e24\u4e2a\u5355\u9879\u5f0f\u5177\u6709\u76f8\u540c\u7684\u6587\u5b57\u90e8\u5206\uff08\u76f8\u540c\u7684\u5b57\u6bcd\u548c\u76f8\u540c\u7684\u6307\u6570\uff09\u3002<\/p>\n<p>\u4e24\u4e2a\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u76f8\u51cf\u7b49\u4e8e\u7531\u76f8\u540c\u6587\u5b57\u90e8\u5206\u7ec4\u6210\u7684\u53e6\u4e00\u4e2a\u5355\u9879\u5f0f\u51cf\u53bb\u8fd9\u4e24\u4e2a\u5355\u9879\u5f0f\u7684\u7cfb\u6570\u3002 <\/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\/soustraction-de-monomes-1.png\" alt=\"\u8d1f\u5355\u9879\u5f0f\u51cf\u6cd5\" class=\"wp-image-151\" width=\"184\" height=\"185\" srcset=\"\" sizes=\"auto, \" data-src=\"\"><\/figure>\n<\/div>\n<p>\u56e0\u6b64\uff0c\u901a\u8fc7\u5c06\u4e00\u4e2a\u5355\u9879\u5f0f\u51cf\u53bb\u53e6\u4e00\u4e2a\u5355\u9879\u5f0f\uff0c\u6211\u4eec\u603b\u662f\u4f1a\u5f97\u5230\u4e00\u4e2a\u4e0e\u53c2\u4e0e\u51cf\u6cd5\u7684\u4e24\u4e2a\u5355\u9879\u5f0f\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejemplos-de-restas-de-monomios\"><\/span>\u5355\u9879\u5f0f\u76f8\u51cf\u7684\u793a\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6211\u4eec\u4e3a\u60a8\u63d0\u4f9b\u4e86\u51e0\u4e2a\u5355\u9879\u5f0f\u4e4b\u95f4\u7684\u51cf\u6cd5\u793a\u4f8b\uff0c\u4ee5\u4fbf\u60a8\u80fd\u591f\u5145\u5206\u7406\u89e3\u5982\u4f55\u5bf9\u4e24\u4e2a\u6216\u591a\u4e2a\u5355\u9879\u5f0f\u8fdb\u884c\u51cf\u6cd5\u3002 <\/p>\n<ul style=\"color:#ff5733; font-weight: bold;\">\n<li style=\"margin-bottom:25px\"><span style=\"color:#000000;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7e86e28656f876d6ea1f50cbd4684066_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"7x^2-4x^2 = 3x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"125\" style=\"vertical-align: 0px;\"><\/p>\n<p><\/span><\/li>\n<li style=\"margin-bottom:25px\"><span style=\"color:#000000;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a9ec8bfbba34f677f360ccb878219239_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"5y^3-y^3 = 4y^3\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"113\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span><\/li>\n<li style=\"margin-bottom:25px\"><span style=\"color:#000000;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c071a5e19fd1de57f4024c5612f96257_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"8x^6y-4x^6y = 4x^6y\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"153\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span><\/li>\n<li style=\"margin-bottom:25px\"><span style=\"color:#000000;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-69fde32b846bab61e9167755462b522d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"10a^3b^4c^2-6a^3b^4c^2 = 4a^3b^4c^2\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"223\" style=\"vertical-align: 0px;\"><\/p>\n<p><\/span><\/li>\n<li><span style=\"color:#000000;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-a6fbd6276ab9dbbe276b17d4e785b4f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"11x^3-4x^3-5x^3=7x^3-5x^3=2x^3\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"280\" style=\"vertical-align: 0px;\"><\/p>\n<p><\/span><\/li>\n<\/ul>\n<p>\u7b80\u800c\u8a00\u4e4b\uff0c\u53ea\u80fd\u51cf\u53bb\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u3002\u5e76\u4e14\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4ec5\u51cf\u53bb\u7cfb\u6570\uff0c\u8fd9\u4e0e\u4fdd\u6301\u4e0d\u53d8\u7684\u6587\u5b57\u90e8\u5206\u4e0d\u540c\u3002<\/p>\n<p>\u5173\u4e8e\u5355\u9879\u5f0f\u51cf\u6cd5\u7684\u6027\u8d28\uff0c\u5fc5\u987b\u8003\u8651\u5230\u51cf\u6cd5\u5e76\u4e0d\u9075\u5faa\u52a0\u6cd5\u7684\u76f8\u540c\u6027\u8d28\u3002\u4f8b\u5982\uff0c\u5355\u9879\u5f0f\u7684\u51cf\u6cd5\u4e0d\u5177\u6709\u5355\u9879\u5f0f\u52a0\u6cd5\u6240\u5177\u6709\u7684\u7ed3\u5408\u5f8b\u6216\u4ea4\u6362\u5f8b\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u5728\u5982\u4f55<a href=\"https:\/\/mathority.org\/cn\/\u5355\u4f53\u4e4b\u548c-\u6dfb\u52a0\u793a\u4f8b-\u5df2\u89e3\u51b3\u7684\u7ec3\u4e60\/\"><strong><span style=\"text-decoration: underline;\">\u6dfb\u52a0\u5355\u9879\u5f0f<\/span><\/strong><\/a>\u7684\u8bf4\u660e\u4e2d\u770b\u5230\u8fd9\u4e24\u79cd\u7c7b\u578b\u8fd0\u7b97\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u5176\u4e2d\u60a8\u8fd8\u53ef\u4ee5\u627e\u5230\u6dfb\u52a0\u5355\u9879\u5f0f\u7684\u5c5e\u6027\u4ee5\u53ca\u793a\u4f8b\u548c\u5df2\u89e3\u51b3\u7684\u7ec3\u4e60\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Resta-de-monomios-no-semejantes\"><\/span>\u4e0d\u540c\u5355\u9879\u5f0f\u7684\u51cf\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6211\u4eec\u521a\u521a\u770b\u5230\uff0c\u53ea\u6709\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u624d\u80fd\u76f8\u51cf\u3002\u56e0\u6b64\uff0c\u5982\u679c\u6211\u4eec\u53d1\u73b0<strong>\u975e\u76f8\u4f3c\u5355\u9879\u5f0f<\/strong>\u7684\u51cf\u6cd5\uff0c\u5373\u4f7f\u7528\u4e0d\u540c\u7684\u6307\u6570\u6216\u4e0d\u540c\u7684\u53d8\u91cf\uff08\u6216\u5b57\u6bcd\uff09\uff0c\u6211\u4eec\u5c31\u65e0\u6cd5\u4ee5\u4efb\u4f55\u65b9\u5f0f\u5c06\u8fd9\u4e9b\u5355\u9879\u5f0f\u76f8\u52a0\u3002\u5e76\u4e14\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5fc5\u987b\u4fdd\u7559\u6307\u793a\u7684\u64cd\u4f5c\uff08\u672a\u89e3\u51b3\uff09\u3002<\/p>\n<p>\u770b\u4e0b\u9762\u7684\u793a\u4f8b\uff0c\u5176\u4e2d\u6211\u4eec\u4ece\u4e0d\u540c\u7684\u5355\u9879\u5f0f\u4e2d\u51cf\u53bb\u76f8\u4f3c\u7684\u5355\u9879\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-bbe9ec5a04f58fd681660e39ee1e5c33_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"8x^5-2x^3-3x^5\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"123\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u6570\u8868\u8fbe\u5f0f\u4e2d\uff0c\u5355\u9879\u5f0f<\/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-de3e1961e070f0afe9e6c9a4065eb1b7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"2x^3\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"26\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5b83\u7684\u5b57\u9762\u90e8\u5206\u4e0e\u5176\u4ed6\u9879\u4e0d\u540c\uff0c\u56e0\u6b64\u4e0d\u80fd\u4e0e\u5176\u4ed6\u9879\u76f8\u51cf\u3002\u7136\u800c\uff0c\u5176\u4ed6\u4e24\u4e2a\u5355\u9879\u5f0f\u53ef\u4ee5\u76f8\u51cf\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u76f8\u4f3c\u7684\uff1a<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-189a20f911c991489f279547bd11e99a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"8x^5-3x^5-2x^3 = 5x^5-2x^3\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"221\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p>\u603b\u4e4b\uff0c\u5f53\u6211\u4eec\u51cf\u53bb\u4e24\u4e2a\uff08\u6216\u66f4\u591a\uff09\u4e0d\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u65f6\uff0c\u6211\u4eec\u65e0\u6cd5\u5c06\u5b83\u4eec\u5206\u7ec4\u5728\u4e00\u8d77\uff0c\u56e0\u6b64\uff0c\u6211\u4eec\u5f97\u5230\u4e00\u4e2a\u591a\u9879\u5f0f\u3002<\/p>\n<p>\u5f53\u6211\u4eec\u4e58\u4ee5\u5355\u9879\u5f0f\u65f6\uff0c\u8fd9\u662f\u4e0d\u540c\u7684\uff0c\u56e0\u4e3a\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u548c\u4e0d\u76f8\u4f3c\u7684\u5355\u9879\u5f0f\u90fd\u53ef\u4ee5\u76f8\u4e58\u3002\u6211\u4eec\u4e3a\u60a8\u7559\u4e0b\u6b64\u9875\u9762\uff0c\u4ee5\u4fbf\u60a8\u4e86\u89e3<strong><span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/cn\/\u5355\u4f53\u7684\u4ee3\u6570\u4e58\u6cd5-\u5b9e\u4f8b\u548c\u5df2\u89e3\u51b3\u7ec3\u4e60\u7684\u4e58\u6cd5\/\">\u5355\u9879\u5f0f\u4e58\u6cd5<\/a><\/span><\/strong>\u662f\u5982\u4f55\u5b8c\u6210\u7684\u4ee5\u53ca\u5355\u9879\u5f0f\u4e58\u6cd5\u548c\u51cf\u6cd5\u4e4b\u95f4\u6709\u4ec0\u4e48\u533a\u522b\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejercicios-resueltos-de-la-resta-de-monomios\"><\/span>\u89e3\u51b3\u4e86\u5355\u9879\u5f0f\u51cf\u6cd5\u7684\u7ec3\u4e60<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e601<\/h3>\n<p>\u6267\u884c\u4ee5\u4e0b\u5355\u9879\u51cf\u6cd5\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-c46018bd63ac2f71144e458ab8c7ea98_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ 6x-4x\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"86\" 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-3d79d5ac8f02ad18847a99647fc5441f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ -2xy^2-5xy^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"140\" 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-aa9e4ccb04b16778beac2c7699b1c3d8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ x^3yz-3x^3yz\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"128\" 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-9cf193da24a1ce1705d75ba2cedf6757_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ 9a^4bc-7a^3b^2c\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"138\" 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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" 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-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5f4740c833bc213f0ec9169c77f8efed_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ 6x-4x =\\bm{2x}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"128\" 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-5bedc042226b9b642bb2c282ed84658b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ -2xy^2-5xy^2= \\bm{-7xy^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"213\" 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-b06bfc25a3aa9aa993361f53c3514a8e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ x^3yz-3x^3yz = \\bm{-2x^3yz}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"211\" 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-9cf193da24a1ce1705d75ba2cedf6757_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ 9a^4bc-7a^3b^2c\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"138\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u6700\u540e\u4e00\u4e2a\u5355\u9879\u5f0f\u8fd0\u7b97\u65e0\u6cd5\u6267\u884c\uff0c\u56e0\u4e3a\u5b83\u4eec\u4e0d\u76f8\u4f3c\uff08\u5b83\u4eec\u5177\u6709\u4e0d\u540c\u7684\u6587\u5b57\u90e8\u5206\uff09\u3002<\/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\u89e3\u4ee5\u4e0b\u5355\u9879\u5f0f\u51cf\u6cd5\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-e5444421bb8a08354b8140cff93b699b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ 6x^4-x^4-3x^4\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"140\" 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-6e2f9a9f74577905f4ad65ffeb69c685_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ 6abc-3abc-4abc-2abc\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"225\" 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-1410c92c830de20051879cc0f9a8dd02_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ 11t^3w^2-t^3w^2-5t^3w^2-4t^3w^2\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"265\" 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-eac9f9980d9e714bfa02e980bc56ffc9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ 9a^3b -2a^3b-4a^3b-2a^3b\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"226\" 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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" 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-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b6bda8832e51034029ece2105d6b73f7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ 6x^4-x^4-3x^4 = \\bm{2x^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"190\" 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-cbede7fe23c8a8a49f8a55f31b67bf3e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ 6abc-3abc-4abc-2abc= \\bm{-3abc}\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"296\" 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-5317527ca808501eaac2a34efa3d479b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ 11t^3w^2-t^3w^2-5t^3w^2-4t^3w^2 = \\bm{t^3w^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"324\" 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-1cb83df2b98001516929f87a9f9fb669_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ 9a^3b -2a^3b-4a^3b-2a^3b = \\bm{a^3b}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"274\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\u7ec3\u4e603<\/h3>\n<p>\u5c3d\u53ef\u80fd\u7b80\u5316\u4ee5\u4e0b\u5355\u9879\u51cf\u6cd5\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-7896ff849e41be08c55d74206f7e7948_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ 5x^7-4x^2-x^2-3x^7\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"188\" 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-008d445139d06ecc222bde2d729afa84_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ 6x^3y^2z-4xyz-2x^3y^2z-5x^3y^2z\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"286\" 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-cf728ea2d232dd31ca03cecf1527ba83_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ 4ab^2c -3a^2bc-5ab^2c-ab^2c\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"247\" 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-85dc3d401cfe7471e0256cdc1f0924aa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ 15y^6-3y^3-2y^6-2y^4-7y^3-9y^6\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"298\" 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__DDF5FF\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#DDF5FF\" 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\u6b63\u786e\u5730\u5b8c\u6210\u6b64\u7ec3\u4e60\uff0c\u60a8\u5fc5\u987b\u8bb0\u4f4f\uff0c\u53ea\u6709\u5f53\u5355\u9879\u5f0f\u5f7c\u6b64\u76f8\u4f3c\u65f6\u624d\u80fd\u8fdb\u884c\u76f8\u51cf\uff1b\u7136\u800c\uff0c\u5f53\u5355\u9879\u5f0f\u4e0d\u76f8\u4f3c\u65f6\uff0c\u5b83\u4eec\u4e0d\u80fd\u76f8\u51cf\u3002\u6240\u4ee5\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-4def3e228e2d3454be342b721597a2fa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{A)} \\ 5x^7-4x^2-x^2-3x^7 = \\bm{2x^7-5x^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"287\" 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-f0b6b0ab0ac05d986d905618b83acda1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{B)} \\ 6x^3y^2z-4xyz-2x^3y^2z-5x^3y^2z = \\bm{-x^3y^2z-4xyz}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"426\" 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-d88a9a16d028500603dd6704c6fc047a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{C)} \\ 4ab^2c -3a^2bc-5ab^2c-a^2bc = \\bm{-ab^2c-4a^2bc}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"380\" 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-b7805ebc6d278d495fe682f639052cfc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{D)} \\ 15y^6-3y^3-2y^6-2y^4-7y^3-9y^6 = \\bm{4y^6-2y^4-10y^3}\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"452\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<p>\u660e\u4eae\u7684\uff01\u5982\u679c\u60a8\u5df2\u7ecf\u505a\u5230\u4e86\u8fd9\u4e00\u6b65\uff0c\u5219\u610f\u5473\u7740\u60a8\u5df2\u7ecf\u638c\u63e1\u4e86\u5355\u9879\u5f0f\u7684\u51cf\u6cd5\u3002\u4f46\u8bf7\u6ce8\u610f\uff0c\u60a8\u53ef\u4ee5<strong><span style=\"text-decoration: underline;\"><a href=\"https:\/\/mathority.org\/cn\/\u5355\u4f53\u8fd0\u7b97\u793a\u4f8b\u548c\u7ec3\u4e60\u5df2\u89e3\u51b3-1-2-3-4\/\">\u4f7f\u7528\u5355\u9879\u5f0f\ud83d\udc48\ud83d\udc48\u8fdb\u884c\u5176\u4ed6\u7c7b\u578b\u7684\u8fd0\u7b97\ud83d\udc49\ud83d\udc49<\/a><\/span><\/strong> \uff08\u4ee5\u53ca\u66f4\u56f0\u96be\u7684\u8fd0\u7b97\uff09\uff0c\u56e0\u6b64\u6211\u4eec\u5efa\u8bae\u60a8\u73b0\u5728\u8f6c\u5230\u6b64\u9875\u9762\uff0c\u770b\u770b\u5982\u4f55\u8ba1\u7b97\u5355\u9879\u5f0f\u7684\u5176\u4ed6\u8fd0\u7b97\u3002<\/p>\n<div id=\"ezoic-pub-ad-placeholder-176\" data-inserter-version=\"-1\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u89e3\u91ca\u4ec0\u4e48\u662f\u5355\u9879\u5f0f\u7684\u4ee3\u6570\u51cf\u6cd5\uff08\u76f8\u4f3c\u6216\u4e0d\u76f8\u4f3c\uff09\u4ee5\u53ca\u5982\u4f55\u8fdb\u884c\u3002\u60a8\u8fd8\u53ef\u4ee5\u67e5\u770b\u793a\u4f8b\uff0c\u5e76\u901a\u8fc7\u9010\u6b65\u89e3\u51b3\u7684\u5355\u9879\u5f0f &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/cn\/%e5%8d%95%e4%bd%93%e5%87%8f%e6%b3%95-%e5%87%8f%e6%b3%95%e4%be%8b%e5%ad%90-%e5%b7%b2%e8%a7%a3%e5%86%b3%e7%9a%84%e7%bb%83%e4%b9%a0\/\"> <span class=\"screen-reader-text\">\u5355\u9879\u5f0f\u51cf\u6cd5<\/span> \u67e5\u770b\u5168\u6587 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