{"common":{"save":0,"post_id":"1403","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1201","post_id":"1403","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":" <span class='basic_left'> \u0110a th\u1ee9c n\u00e0o sau \u0111\u00e2y l\u00e0 <b> \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn<\/b>? <\/span>","select":["A. $x^2+x+y$","B. $x+1$","C. $x+y$","D. $y^2-xy+y-1$"],"hint":"\u0110a th\u1ee9c m\u1ed9t bi\u1ebfn l\u00e0 t\u1ed5ng c\u1ee7a nh\u1eefng \u0111\u01a1n th\u1ee9c c\u1ee7a c\u00f9ng m\u1ed9t bi\u1ebfn.","explain":"<span class='basic_left'> \u0110a th\u1ee9c $x^2+x+y$ c\u00f3 hai bi\u1ebfn $x$ v\u00e0 $y$ n\u00ean kh\u00f4ng ph\u1ea3i l\u00e0 <b> \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn<\/b>. <br\/> \u0110a th\u1ee9c $x+1$ c\u00f3 m\u1ed9t bi\u1ebfn $x$ n\u00ean l\u00e0 <b> \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn<\/b>. <br\/> \u0110a th\u1ee9c $x+y$ c\u00f3 hai bi\u1ebfn $x$ v\u00e0 $y$ n\u00ean kh\u00f4ng ph\u1ea3i l\u00e0 <b> \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn<\/b>. <br\/> \u0110a th\u1ee9c $y^2-xy+y-1$ c\u00f3 hai bi\u1ebfn $x$ v\u00e0 $y$ n\u00ean kh\u00f4ng ph\u1ea3i l\u00e0 <b> \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn<\/b>. <br\/><span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n l\u00e0 B.<\/span><\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:22:57"},{"id":"1202","post_id":"1403","mon_id":"0","chapter_id":"0","question":"Kh\u1eb3ng \u0111\u1ecbnh sau \u0111\u00e2y \u0110\u00fang hay Sai","options":{"time":24,"part":[{"title":"Kh\u1eb3ng \u0111\u1ecbnh sau \u0111\u00e2y \u0110\u00fang hay Sai","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":" $2018$ \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn.","select":["\u0110\u00fang","Sai"],"explain":"<span class='basic_left'> Kh\u1eb3ng \u0111\u1ecbnh tr\u00ean l\u00e0 \u0111\u00fang. <br\/><span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n l\u00e0 \u0110\u00fang.<\/span> <br\/> <b> L\u01b0u \u00fd:<\/b> <i> M\u1ed7i s\u1ed1 \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn <\/i><\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:22:57"},{"id":"1203","post_id":"1403","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":" <span class='basic_left'> \u0110\u1ec3 ch\u1ec9 r\u00f5 $A$ l\u00e0 \u0111a th\u1ee9c m\u1ed9t bi\u1ebfn v\u00e0 l\u00e0 \u0111a th\u1ee9c c\u1ee7a bi\u1ebfn $x$, ng\u01b0\u1eddi ta vi\u1ebft nh\u01b0 sau: <\/span>","select":["A. $A(x)$","B. $xA$","C. $Ax$","D. $x(A)$"],"hint":"","explain":"<span class='basic_left'> \u0110\u1ec3 ch\u1ec9 r\u00f5 $A$ l\u00e0 \u0111a th\u1ee9c c\u1ee7a bi\u1ebfn $x$, ng\u01b0\u1eddi ta vi\u1ebft l\u00e0 $A(x)$ <br\/><span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n l\u00e0 A.<\/span><\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:22:57"}]}