{"common":{"save":0,"post_id":"6072","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"5483","mon_id":"1158767","chapter_id":"1158770","post_id":"6072","question":"<p>Trong c&aacute;c c&acirc;u sau, c&acirc;u n&agrave;o l&agrave; m\u1ed9t m\u1ec7nh \u0111\u1ec1 <strong>\u0111&uacute;ng<\/strong>?<\/p>","options":["<strong>A.<\/strong> <span class=\"math-tex\">$\\dfrac{6}{3}=\\dfrac{1}{2}$<\/span>","<strong>B.<\/strong> <span class=\"math-tex\">$2+3 \\ge 5$<\/span>","<strong>C.<\/strong> <span class=\"math-tex\">$2 \\le 1$<\/span>","<strong>D. <\/strong><span class=\"math-tex\">$x \\ge 5$<\/span>"],"correct":"2","level":"2","hint":"","answer":"<p><strong>A.<\/strong>&nbsp;<span class=\"math-tex\">$\\dfrac{6}{3}=\\dfrac{1}{2}$<\/span>&nbsp; &nbsp;(<span style=\"color:#c0392b;\">m\u1ec7nh \u0111\u1ec1<\/span> <span style=\"color:#c0392b;\">sai<\/span>, v&igrave; <span class=\"math-tex\">$\\dfrac{6}{3}=\\dfrac{2}{1}=2$<\/span>)<\/p><p><strong>B.<\/strong>&nbsp;2+3 &ge; 5&nbsp; (<span style=\"color:#16a085;\">m\u1ec7nh \u0111\u1ec1 <\/span><span style=\"color:#16a085;\">\u0111&uacute;ng<\/span>)<\/p><p><strong>C.<\/strong>&nbsp;2 &le; 1&nbsp; (<span style=\"color:#c0392b;\">m\u1ec7nh \u0111\u1ec1 sai<\/span>, v&igrave;&nbsp; 2 &gt; 1)<\/p><p><strong>D.&nbsp;<\/strong>x &ge; 5&nbsp; &nbsp;(<span style=\"color:#c0392b;\">kh&ocirc;ng ph\u1ea3i m\u1ec7nh \u0111\u1ec1<\/span>. l&agrave; m\u1ec7nh \u0111\u1ec1 ch\u1ee9a bi\u1ebfn)<\/p><p>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;&nbsp; &nbsp;&nbsp;<span style=\"color:#16a085;\"><strong>B.<\/strong>&nbsp;2+3 &ge; 5&nbsp;<\/span><\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2022-09-09 08:33:08","option_type":"math","len":0},{"id":"5486","mon_id":"1158767","chapter_id":"1158770","post_id":"6072","question":"<p>Ph&aacute;t bi\u1ec3u m\u1ec7nh \u0111\u1ec1: &quot;<span style=\"color:#2980b9;\">&nbsp;<span class=\"math-tex\">$\\sqrt{2}$<\/span>&nbsp; kh&ocirc;ng ph\u1ea3i l&agrave; m\u1ed9t s\u1ed1 h\u1eefu t\u1ec9<\/span> &quot; b\u1eb1ng c&aacute;ch d&ugrave;ng k&iacute; hi\u1ec7u.<\/p>","options":["<strong>A.<\/strong> <span class=\"math-tex\">$\\sqrt{2} \\ne \\mathbb{Q}$<\/span>","<strong>B.<\/strong> <span class=\"math-tex\">$\\sqrt{2} \\not \\subset \\mathbb{Q}$<\/span>","<strong>C.<\/strong> <span class=\"math-tex\">$\\sqrt{2} \\not \\in \\mathbb{Q}$<\/span>","<strong>D.<\/strong> <span class=\"math-tex\">$\\sqrt{2} = \\mathbb{Q}$<\/span>"],"correct":"3","level":"2","hint":"","answer":"<p>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;&nbsp;<span style=\"color:#16a085;\">&nbsp;<strong>C.<\/strong>&nbsp;<span class=\"math-tex\">$\\sqrt{2} \\not \\in \\mathbb{Q}$<\/span><\/span><\/p>","type":"choose","extra_type":"shape1","user_id":"131","test":"0","date":"2022-09-09 08:41:39","option_type":"math","len":0},{"id":"5487","mon_id":"1158767","chapter_id":"1158770","post_id":"6072","question":"<p>Kh\u1eb3ng \u0111\u1ecbnh n&agrave;o sau \u0111&acirc;y <strong>sai<\/strong>?<\/p>","options":["<strong>A.<\/strong> M\u1ec7nh \u0111\u1ec1 l&agrave; c&aacute;ch g\u1ecdi t\u1eaft c\u1ee7a &quot;m\u1ec7nh \u0111\u1ec1 logic&quot;.","<strong>B.<\/strong> M\u1ec7nh \u0111\u1ec1 l&agrave; m\u1ed9t c&acirc;u kh\u1eb3ng \u0111\u1ecbnh \u0111&uacute;ng ho\u1eb7c m\u1ed9t c&acirc;u kh\u1eb3ng \u0111\u1ecbnh sai.","<strong>C.<\/strong> M\u1ec7nh \u0111\u1ec1 c&oacute; th\u1ec3 v\u1eeba \u0111&uacute;ng v\u1eeba sai.","<strong>D. <\/strong>M\u1ed9t kh\u1eb3ng \u0111\u1ecbnh \u0111&uacute;ng g\u1ecdi l&agrave; m\u1ec7nh \u0111\u1ec1 \u0111&uacute;ng, m\u1ed9t kh\u1eb3ng \u0111\u1ecbnh sai g\u1ecdi l&agrave; m\u1ec7nh \u0111\u1ec1 sai."],"correct":"3","level":"2","hint":"<p>M\u1ed9t m\u1ec7nh \u0111\u1ec1 kh&ocirc;ng th\u1ec3 v\u1eeba \u0111&uacute;ng v\u1eeba sai.<\/p>","answer":"<p>Kh\u1eb3ng \u0111\u1ecbnh<span style=\"color:#e74c3c;\">&nbsp;<strong>sai<\/strong>&nbsp;<\/span>l&agrave;&nbsp;<span style=\"color:#16a085;\"><strong>C.<\/strong> M\u1ec7nh \u0111\u1ec1 c&oacute; th\u1ec3 v\u1eeba \u0111&uacute;ng v\u1eeba sai.<\/span><\/p>","type":"choose","extra_type":"classic","user_id":"131","test":"0","date":"2022-09-09 08:47:19","option_type":"txt","len":3}]}