{"common":{"save":0,"post_id":"742","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"651","post_id":"742","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["1"],["7"],["9"]]],"list":[{"point":10,"width":60,"content":"","type_input":"","ques":"<center><img src='img\/4.jpg' \/><\/center> <br\/> Thay c\u00e1c ch\u1eef s\u1ed1 th\u00edch h\u1ee3p v\u00e0o d\u1ea5u * \u0111\u1ec3 $\\overline{13*}$ l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1<br\/> * = _input_ ; * = _input_ ho\u1eb7c * = _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Thay c\u00e1c gi\u00e1 tr\u1ecb * = 1; 3; 7; 9 v\u00e0o $\\overline{13*}$ <br\/> Sau \u0111\u00f3 x\u00e9t xem s\u1ed1 \u0111\u00f3 c\u00f3 ph\u1ea3i s\u1ed1 nguy\u00ean t\u1ed1 kh\u00f4ng <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta c\u00f3: <br\/> V\u00ec \u0111\u1ec3 $\\overline{13*}$ l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 th\u00ec * ch\u1ec9 c\u00f3 th\u1ec3 b\u1eb1ng 1; 3; 7 ho\u1eb7c 9 <br\/> Thay * = 1 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 131 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <b> (th\u1ecfa m\u00e3n) <\/b> <br\/> Thay * = 3 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 133 l\u00e0 h\u1ee3p s\u1ed1 <b> (lo\u1ea1i) <\/b><br\/> Thay * = 7 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 137 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <b> (th\u1ecfa m\u00e3n) <\/b> <br\/> Thay * = 9 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 139 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <b> (th\u1ecfa m\u00e3n) <\/b> <br\/> V\u1eady v\u1edbi * = 1; 7; 9 th\u00ec $\\overline{13*}$ l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <br\/> <span class='basic_pink'> V\u1eady c\u00e1c s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 1; 7; 9 <\/span>"}]}]},"correct":"","level":"3","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:44"},{"id":"652","post_id":"742","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["7"]]],"list":[{"point":10,"width":60,"content":"","type_input":"","ques":"<center><img src='img\/4.jpg' \/><\/center> <br\/> Thay c\u00e1c ch\u1eef s\u1ed1 th\u00edch h\u1ee3p v\u00e0o d\u1ea5u * \u0111\u1ec3 $\\overline{39*}$ l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1<br\/> * = _input_ ","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Thay c\u00e1c gi\u00e1 tr\u1ecb * = 1; 3; 7; 9 v\u00e0o $\\overline{39*}$ <br\/> Sau \u0111\u00f3 x\u00e9t xem s\u1ed1 \u0111\u00f3 c\u00f3 ph\u1ea3i s\u1ed1 nguy\u00ean t\u1ed1 kh\u00f4ng <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta c\u00f3: <br\/> V\u00ec \u0111\u1ec3 $\\overline{39*}$ l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 th\u00ec * ch\u1ec9 c\u00f3 th\u1ec3 b\u1eb1ng 1; 3; 7 ho\u1eb7c 9 <br\/> Thay * = 1 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 391 l\u00e0 h\u1ee3p s\u1ed1 (v\u00ec 391 $\\vdots$ 17) <b> (lo\u1ea1i) <\/b> <br\/> Thay * = 3 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 393 l\u00e0 h\u1ee3p s\u1ed1 (v\u00ec 393 $\\vdots$ 3) <b> (lo\u1ea1i) <\/b><br\/> Thay * = 7 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 397 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <b> (th\u1ecfa m\u00e3n) <\/b> <br\/> Thay * = 9 v\u00e0o ta \u0111\u01b0\u1ee3c s\u1ed1 399 l\u00e0 h\u1ee3p s\u1ed1 (v\u00ec 399 $\\vdots$ 3) <b> (lo\u1ea1i) <\/b> <br\/> V\u1eady v\u1edbi * = 7 th\u00ec $\\overline{39*}$ l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 7 <\/span>"}]}]},"correct":"","level":"3","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:44"},{"id":"653","post_id":"742","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":10,"ques":" <center><img src='img\/7.jpg' \/><\/center> <br\/> Ph\u00e2n t\u00edch s\u1ed1 40 000 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 ta \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ee9c n\u00e0o sau \u0111\u00e2y?","select":["A. $2^6 . 5^4$ ","B. $2^4 . 5^6$ ","C. $2^2 . 3 . 5^4$","D. $2^3 . 3 . 5^3$"],"hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Ph\u00e2n t\u00edch s\u1ed1 40 000 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 r\u1ed3i ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/>S\u1ed1 40 000 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 l\u00e0: <br\/> $40 000 = 2^6 . 5^4$ <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: A <\/span> ","column":2}]}]},"correct":"","level":"3","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:44"}]}