{"id":2600,"date":"2026-05-18T21:06:51","date_gmt":"2026-05-18T21:06:51","guid":{"rendered":"https:\/\/mcqacademy.com\/zh\/mcq\/ordered-pair-system-from-sum-product-8\/"},"modified":"2026-05-18T21:06:51","modified_gmt":"2026-05-18T21:06:51","slug":"ordered-pair-system-from-sum-product-8","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/zh\/mcq\/ordered-pair-system-from-sum-product-8\/","title":{"rendered":"\u7531\u548c\u4e0e\u79ef\u786e\u5b9a\u6709\u5e8f\u6570\u5bf9 8"},"content":{"rendered":"<p>\u6c42\u6240\u6709\u6ee1\u8db3 x + y = -5 \u4e14 xy = 4 \u7684\u6709\u5e8f\u6570\u5bf9 (x, y)\u3002<\/p>\n\n<ul class=\"quiz-options wp-block-list\">\n<li>(-1, -4)<\/li>\n<li>(4, -5)<\/li>\n<li>(-5, 4)<\/li>\n<li>(0, -5)<\/li>\n<li>(-4, -1)<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[1079,1127],"subject":[1080],"education_level":[5],"class_list":["post-2600","mcq","type-mcq","status-publish","hentry","topic-algebra","topic-quadratic-equations","subject-algebra","education_level-hsc"],"mcq_note":"\u8fd9\u91cc x \u548c y \u662f\u4e24\u4e2a\u6570\uff0c\u5b83\u4eec\u7684\u548c\u4e3a -5\uff0c\u79ef\u4e3a 4\u3002\u4e00\u4e2a\u9002\u5408 HSC \u6c34\u5e73\u7684\u601d\u8def\u662f\u628a\u5b83\u4eec\u770b\u6210\u4e8c\u6b21\u65b9\u7a0b t\u00b2 - (-5)t + (4) = 0 \u7684\u4e24\u4e2a\u6839\u3002\u901a\u8fc7\u56e0\u5f0f\u5206\u89e3\u6216\u89e3\u8fd9\u4e2a\u4e8c\u6b21\u65b9\u7a0b\uff0c\u53ef\u4ee5\u5f97\u5230\u8fd9\u4e24\u4e2a\u53ef\u80fd\u7684\u6570\u3002\u9898\u76ee\u8981\u6c42\u6709\u5e8f\u6570\u5bf9\uff0c\u56e0\u6b64\u987a\u5e8f\u5f88\u91cd\u8981\uff1a\u5982\u679c\u4e24\u4e2a\u6570\u4e0d\u540c\uff0c(\u7b2c\u4e00\u4e2a\u6570, \u7b2c\u4e8c\u4e2a\u6570) \u548c (\u7b2c\u4e8c\u4e2a\u6570, \u7b2c\u4e00\u4e2a\u6570) \u90fd\u53ef\u80fd\u6210\u7acb\u3002\u68c0\u67e5\u6240\u9009\u6570\u5bf9\u53ef\u77e5\uff0c\u6bcf\u4e00\u4e2a\u7684\u548c\u90fd\u662f -5\uff0c\u79ef\u90fd\u662f 4\u3002\u56e0\u6b64\u6b63\u786e\u7b54\u6848\u662f (-1, -4), (-4, -1)\u3002","mcq_options":[{"right":"yes","answer":"(-1, -4)"},{"right":"no","answer":"(4, -5)"},{"right":"no","answer":"(-5, 4)"},{"right":"no","answer":"(0, -5)"},{"right":"yes","answer":"(-4, -1)"}],"multi_answers":"yes","subject_terms":[{"id":1080,"title":"Algebra","slug":"algebra"}],"topic_terms":[{"id":1079,"title":"Algebra","slug":"algebra"},{"id":1127,"title":"Quadratic Equations","slug":"quadratic-equations"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/mcq\/2600","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/mcq"}],"about":[{"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/types\/mcq"}],"author":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/users\/39"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/comments?post=2600"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/media?parent=2600"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/topic?post=2600"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/subject?post=2600"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/zh\/wp-json\/wp\/v2\/education_level?post=2600"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}