{"common":{"save":0,"post_id":"947","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1","post_id":"947","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n k\u00ed t\u1ef1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng ( < ; = ; > )","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n k\u00ed t\u1ef1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng ( < ; = ; > )","title_trans":"","temp":"fill_the_blank","correct":[[[">"]]],"list":[{"point":5,"width":50,"type_input":"","ques":" <center><img src='img\/4.jpg' \/><\/center> So s\u00e1nh c\u00e1c s\u1ed1 h\u1eefu t\u1ec9 sau: $ \\dfrac{6}{4} $_input_$ \\dfrac{15}{16} $","hint":" So s\u00e1nh hai ph\u00e2n s\u1ed1 v\u1edbi 1 ","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span> <br\/> $\\bullet$ Ph\u00e2n s\u1ed1 c\u00f3 t\u1eed s\u1ed1 l\u1edbn h\u01a1n m\u1eabu s\u1ed1 th\u00ec l\u1edbn h\u01a1n 1 <br\/> $\\bullet$ Ph\u00e2n s\u1ed1 c\u00f3 t\u1eed s\u1ed1 nh\u1ecf h\u01a1n m\u1eabu s\u1ed1 th\u00ec nh\u1ecf h\u01a1n 1 <\/span> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta c\u00f3: $ \\dfrac{6}{4} > 1 > \\dfrac{15}{16} $ <br\/> Suy ra $ \\dfrac{6}{4} > \\dfrac{15}{16} $ <br\/> <br\/> <span class='basic_pink'> \u0110\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n l\u00e0 ''>'' <\/span><\/span> "}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:22:42"},{"id":"2","post_id":"947","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":[[3]],"list":[{"point":5,"ques":" <center><img src='img\/4.jpg'\/><\/center> S\u1ed1 $\\dfrac{3}{4}$ l\u00e0 m\u1ed9t s\u1ed1... .H\u00e3y ch\u1ecdn t\u1eeb th\u00edch h\u1ee3p \u0111i\u1ec1n v\u00e0o d\u1ea5u ... ","select":["A. T\u1ef1 nhi\u00ean","B. Nguy\u00ean","C. H\u1eefu t\u1ec9"],"hint":" $\\dfrac{3}{4}$ l\u00e0 s\u1ed1 \u0111\u01b0\u1ee3c vi\u1ebft d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1 $\\dfrac{a}{b}$","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span> <br\/> <b>Ta c\u00f3 \u0111\u1ecbnh ngh\u0129a: <\/b> <br\/> $ \\bullet \\, \\mathbb{N}$ k\u00ed hi\u1ec7u t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean, bao g\u1ed3m $ 0 ; 1 ; 2 ; 3 ; \u2026 $ <br\/> $ \\bullet\\, \\mathbb{Z}$ k\u00ed hi\u1ec7u t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean, bao g\u1ed3m $\u2026,-2 ;-1 ;0 ;1 ;2 ;\u2026$ <br\/> $\\bullet\\, \\mathbb{Q}$ k\u00ed hi\u1ec7u t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 h\u1eefu t\u1ec9, l\u00e0 s\u1ed1 \u0111\u01b0\u1ee3c vi\u1ebft d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1 $\\dfrac{a}{b}$ v\u1edbi $a,b \u2208 \\mathbb{Z} , b \u2260 0$. <\/span> <br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Nh\u1eadn th\u1ea5y $\\dfrac{3}{4}$ l\u00e0 s\u1ed1 \u0111\u01b0\u1ee3c vi\u1ebft d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1 $\\dfrac{a}{b}$ v\u1edbi $3,4 \u2208 \\mathbb{Z} , 4 \u2260 0$.<br\/> $ \\Rightarrow \\dfrac{3}{4}$ l\u00e0 s\u1ed1 h\u1eefu t\u1ec9. <br\/> <br\/> <span class='basic_pink'> \u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0 C. <\/span> <\/span>","column":3}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:22:42"},{"id":"3","post_id":"947","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":[[3]],"list":[{"point":5,"ques":"<center><img src='img\/4.jpg'\/> <\/center> S\u1ed1 $-0,5$ l\u00e0 m\u1ed9t s\u1ed1... .H\u00e3y ch\u1ecdn t\u1eeb th\u00edch h\u1ee3p \u0111i\u1ec1n v\u00e0o d\u1ea5u ... ","select":["A. T\u1ef1 nhi\u00ean ","B. Nguy\u00ean ","C. H\u1eefu t\u1ec9 "],"explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span> <br\/> <b>Ta c\u00f3 \u0111\u1ecbnh ngh\u0129a: <\/b> <br\/> $ \\bullet \\, \\mathbb{N}$ k\u00ed hi\u1ec7u t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean, bao g\u1ed3m $ 0 ; 1 ; 2 ; 3 ; \u2026 $ <br\/> $ \\bullet \\, \\mathbb{Z}$ k\u00ed hi\u1ec7u t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 nguy\u00ean, bao g\u1ed3m $\u2026,-2 ;-1 ;0 ;1 ;2 ;\u2026$ <br\/> $\\bullet \\, \\mathbb{Q}$ k\u00ed hi\u1ec7u t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 h\u1eefu t\u1ec9, l\u00e0 s\u1ed1 \u0111\u01b0\u1ee3c vi\u1ebft d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1 $\\dfrac{a}{b}$ v\u1edbi $a, b \u2208 \\mathbb{Z} , b \u2260 0$. <\/span> <br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: $ -0,5 = \\dfrac{-5}{10}$ <br\/> M\u00e0 $\\dfrac{-5}{10} $ l\u00e0 s\u1ed1 \u0111\u01b0\u1ee3c vi\u1ebft d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1 $\\dfrac{a}{b}$ v\u1edbi $-5, 10 \u2208 \\mathbb{Z} , 10 \u2260 0$. <br\/> N\u00ean $\\dfrac{-5}{10}$ l\u00e0 s\u1ed1 h\u1eefu t\u1ec9 hay $-0,5$ l\u00e0 s\u1ed1 h\u1eefu t\u1ec9. <br\/> <br\/> <span class='basic_pink'> \u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0 C. <\/span> ","column":3}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:22:42"}]}