Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
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{"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 các câu sau, câu nào là m\u1ed9t m\u1ec7nh \u0111\u1ec1 <strong>\u0111úng<\/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> <span class=\"math-tex\">$\\dfrac{6}{3}=\\dfrac{1}{2}$<\/span> (<span style=\"color:#c0392b;\">m\u1ec7nh \u0111\u1ec1<\/span> <span style=\"color:#c0392b;\">sai<\/span>, vì <span class=\"math-tex\">$\\dfrac{6}{3}=\\dfrac{2}{1}=2$<\/span>)<\/p><p><strong>B.<\/strong> 2+3 ≥ 5 (<span style=\"color:#16a085;\">m\u1ec7nh \u0111\u1ec1 <\/span><span style=\"color:#16a085;\">\u0111úng<\/span>)<\/p><p><strong>C.<\/strong> 2 ≤ 1 (<span style=\"color:#c0392b;\">m\u1ec7nh \u0111\u1ec1 sai<\/span>, vì 2 > 1)<\/p><p><strong>D. <\/strong>x ≥ 5 (<span style=\"color:#c0392b;\">không ph\u1ea3i m\u1ec7nh \u0111\u1ec1<\/span>. là m\u1ec7nh \u0111\u1ec1 ch\u1ee9a bi\u1ebfn)<\/p><p>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"><strong>B.<\/strong> 2+3 ≥ 5 <\/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>Phát bi\u1ec3u m\u1ec7nh \u0111\u1ec1: "<span style=\"color:#2980b9;\"> <span class=\"math-tex\">$\\sqrt{2}$<\/span> không ph\u1ea3i là m\u1ed9t s\u1ed1 h\u1eefu t\u1ec9<\/span> " b\u1eb1ng cách dùng kí 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>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"> <strong>C.<\/strong> <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 nào sau \u0111ây <strong>sai<\/strong>?<\/p>","options":["<strong>A.<\/strong> M\u1ec7nh \u0111\u1ec1 là cách g\u1ecdi t\u1eaft c\u1ee7a "m\u1ec7nh \u0111\u1ec1 logic".","<strong>B.<\/strong> M\u1ec7nh \u0111\u1ec1 là m\u1ed9t câu kh\u1eb3ng \u0111\u1ecbnh \u0111úng ho\u1eb7c m\u1ed9t câu kh\u1eb3ng \u0111\u1ecbnh sai.","<strong>C.<\/strong> M\u1ec7nh \u0111\u1ec1 có th\u1ec3 v\u1eeba \u0111úng v\u1eeba sai.","<strong>D. <\/strong>M\u1ed9t kh\u1eb3ng \u0111\u1ecbnh \u0111úng g\u1ecdi là m\u1ec7nh \u0111\u1ec1 \u0111úng, m\u1ed9t kh\u1eb3ng \u0111\u1ecbnh sai g\u1ecdi là m\u1ec7nh \u0111\u1ec1 sai."],"correct":"3","level":"2","hint":"<p>M\u1ed9t m\u1ec7nh \u0111\u1ec1 không th\u1ec3 v\u1eeba \u0111úng v\u1eeba sai.<\/p>","answer":"<p>Kh\u1eb3ng \u0111\u1ecbnh<span style=\"color:#e74c3c;\"> <strong>sai<\/strong> <\/span>là <span style=\"color:#16a085;\"><strong>C.<\/strong> M\u1ec7nh \u0111\u1ec1 có th\u1ec3 v\u1eeba \u0111úng 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}]}