{"common":{"save":0,"post_id":"5647","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"6732","post_id":"5647","mon_id":"1158532","chapter_id":"1158543","question":"<p>S\u1ed1 h\u1eefu t\u1ec9 v&agrave; s\u1ed1 v&ocirc; t\u1ec9 \u0111\u01b0\u1ee3c g\u1ecdi chung l&agrave;<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/do-an\/4-kem.png\" \/><\/div>","options":["<strong>A. <\/strong>s\u1ed1 t\u1ef1 nhi&ecirc;n","<strong>B.<\/strong> s\u1ed1 th\u1ef1c","<strong>C.<\/strong> s\u1ed1 th\u1eadp ph&acirc;n"],"correct":"2","level":"1","hint":"","answer":"<p>S\u1ed1 h\u1eefu t\u1ec9 v&agrave; s\u1ed1 v&ocirc; t\u1ec9 \u0111\u01b0\u1ee3c g\u1ecdi chung l&agrave; s\u1ed1 th\u1ef1c.<br \/>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;&nbsp;<span style=\"color:#16a085;\"><strong>B. <\/strong>s\u1ed1 th\u1ef1c<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-03-28 08:12:55","option_type":"txt","len":2},{"id":"6733","post_id":"5647","mon_id":"1158532","chapter_id":"1158543","question":"<p>T\u1eadp h\u1ee3p c&aacute;c s\u1ed1 th\u1ef1c \u0111\u01b0\u1ee3c k&iacute; hi\u1ec7u l&agrave;<\/p>","options":["<span class=\"math-tex\">$\\mathbb{N}$<\/span> ","<span class=\"math-tex\">$\\mathbb{Q}$<\/span>","<span class=\"math-tex\">$\\mathbb{R}$<\/span>","<span class=\"math-tex\">$\\mathbb{Z}$<\/span>"],"correct":"3","level":"1","hint":"","answer":"<p>T\u1eadp h\u1ee3p c&aacute;c s\u1ed1 t\u1ef1 nhi&ecirc;n \u0111\u01b0\u1ee3c&nbsp;k&iacute; hi\u1ec7u l&agrave;&nbsp;<span class=\"math-tex\">$\\mathbb{N}$<\/span><\/p><p>T\u1eadp h\u1ee3p c&aacute;c s\u1ed1 h\u1eefu t\u1ec9 \u0111\u01b0\u1ee3c&nbsp;k&iacute; hi\u1ec7u l&agrave;&nbsp;<span class=\"math-tex\">$\\mathbb{Q}$<\/span><\/p><p>T\u1eadp h\u1ee3p c&aacute;c s\u1ed1 nguy&ecirc;n&nbsp;\u0111\u01b0\u1ee3c&nbsp;k&iacute; hi\u1ec7u l&agrave;&nbsp;<span class=\"math-tex\">$\\mathbb{Z}$<\/span><\/p><p>T\u1eadp h\u1ee3p c&aacute;c s\u1ed1 th\u1ef1c \u0111\u01b0\u1ee3c k&iacute; hi\u1ec7u l&agrave; <span style=\"color:#16a085;\"><span class=\"math-tex\">$\\mathbb{R}$<\/span>&nbsp;<\/span>.<\/p><p>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;&nbsp;&nbsp; <span style=\"color:#16a085;\"><span class=\"math-tex\">$\\mathbb{R}$<\/span>&nbsp;<\/span>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-03-28 08:19:30","option_type":"math","len":0},{"id":"6734","post_id":"5647","mon_id":"1158532","chapter_id":"1158543","question":"<p>Kho\u1ea3ng c&aacute;ch t\u1eeb \u0111i\u1ec3m a tr&ecirc;n tr\u1ee5c s\u1ed1 \u0111\u1ebfn g\u1ed1c O l&agrave; ... c\u1ee7a s\u1ed1 a.<\/p><p><img class=\"img_dd small\" src=\"\/data\/library\/do-an\/banh-sinh-nhat.png\" \/><\/p>","options":["<strong>A.<\/strong> gi&aacute; tr\u1ecb<br \/>\n ","<strong>B. <\/strong>gi&aacute; tr\u1ecb tuy\u1ec7t \u0111\u1ed1i <br \/>\n ","<strong>C.<\/strong> s\u1ed1 \u0111\u1ed1i","<strong>D.<\/strong> kho\u1ea3ng c&aacute;ch"],"correct":"2","level":"1","hint":"","answer":"<p>Kho\u1ea3ng c&aacute;ch t\u1eeb \u0111i\u1ec3m a tr&ecirc;n tr\u1ee5c s\u1ed1 \u0111\u1ebfn g\u1ed1c O l&agrave; <span style=\"color:#16a085;\">gi&aacute; tr\u1ecb tuy\u1ec7t \u0111\u1ed1i <\/span>c\u1ee7a s\u1ed1 a.<br \/>\u0110&aacute;p &aacute;n \u0111&uacute;ng l&agrave;&nbsp;<span style=\"color:#16a085;\"><strong>B.<\/strong> gi&aacute; tr\u1ecb tuy\u1ec7t \u0111\u1ed1i&nbsp;<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-03-28 08:21:19","option_type":"txt","len":2}]}