{"segment":[{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center>H\u00e3y ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang trong c\u00e1c \u0111\u00e1p \u00e1n sau. ","select":["A. -2 < 3","B. -5 < -6","C. 2 < -3","D. 0 < -1"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> \u0110i\u1ec3m -2 n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 3 n\u00ean <b> -2 < 3 <\/b><br\/>\u0110i\u1ec3m -5 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -6 n\u00ean <b> -5 > -6 <\/b><br\/> \u0110i\u1ec3m 2 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -3 n\u00ean <b> 2 > -3 <\/b> <br\/>\u0110i\u1ec3m 0 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -1 n\u00ean <b> 0 > -1 <\/b><br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> A. -2 < 3<\/span><\/span> <br\/>","column":2}]}],"id_ques":891},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center>H\u00e3y ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang trong c\u00e1c \u0111\u00e1p \u00e1n sau. ","select":["A. 4 < -5","B. -6 < -7","C. -8 > 0","D. 4 > -7"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> \u0110i\u1ec3m 4 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -5 n\u00ean <b> 4 > -5 <\/b><br\/>\u0110i\u1ec3m -6 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -7 n\u00ean <b> -6 > -7 <\/b><br\/> \u0110i\u1ec3m -8 n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 0 n\u00ean <b> -8 < 0 <\/b> <br\/>\u0110i\u1ec3m 4 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -7 n\u00ean <b> 4 > -7 <\/b><br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> D. 4 > -7 <\/span><\/span> <br\/>","column":2}]}],"id_ques":892},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> -3 <span class='basic_hoi_black'>?<\/span> 4 ","select":[" A. <"," B >"," C. ="],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> \u0110i\u1ec3m -3 n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 4 n\u00ean <b> -3 < 4 <\/b><br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> A. < <\/span><\/span> <br\/>","column":3}]}],"id_ques":893},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> 3 <span class='basic_hoi_black'>?<\/span> -2 ","select":[" A. <"," B. >"," C. ="],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> \u0110i\u1ec3m 3 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -2 n\u00ean <b> 3 > -2 <\/b><br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> B. > <\/span><\/span> <br\/>","column":3}]}],"id_ques":894},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> | -2 | <span class='basic_hoi_black'>?<\/span> -1 ","select":[" A. <"," B. >"," C. ="],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh | -2 | ( bi\u1ebft gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a s\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 \u0111\u1ed1i c\u1ee7a n\u00f3 v\u00e0 l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng) <br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: | -2 | = 2<br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> \u0110i\u1ec3m 2 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -1 n\u00ean <b> 2 > -1 <\/b><br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> B. > <\/span><\/span> <br\/>","column":3}]}],"id_ques":895},{"time":24,"part":[{"title":"Ch\u1ecdn c\u1ee5m t\u1eeb ho\u1eb7c d\u1ea5u th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["b\u00ean tr\u00e1i"],["<"]],"temp":"drop_blank","list":[{"point":5,"word":["b\u00ean tr\u00e1i","b\u00ean ph\u1ea3i",">","<"],"ques":"<p>\u0110i\u1ec3m -3 n\u1eb1m _dr_blank_ \u0111i\u1ec3m 0 ; n\u00ean -3 _dr_blank_ 0<\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D102.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y: \u0110i\u1ec3m -3 n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 0<br\/> N\u00ean -3 < 0.<br\/>V\u1eady c\u00e1c \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng t\u1eeb tr\u00e1i qua ph\u1ea3i l\u00e0:<span class='basic_pink'>b\u00ean tr\u00e1i, < <\/span><\/span> <br\/>"}]}],"id_ques":896},{"time":24,"part":[{"title":"Ch\u1ecdn c\u1ee5m t\u1eeb ho\u1eb7c d\u1ea5u th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["b\u00ean ph\u1ea3i"],[">"]],"temp":"drop_blank","list":[{"point":5,"word":["b\u00ean tr\u00e1i","b\u00ean ph\u1ea3i",">","<"],"ques":"<p>\u0110i\u1ec3m -1 n\u1eb1m _dr_blank_ \u0111i\u1ec3m -5 ; n\u00ean -1 _dr_blank_ -5<\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b, ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu \u0111i\u1ec3m a n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean b.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y: \u0110i\u1ec3m -1 n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -5<br\/> N\u00ean -1 > -5.<br\/>V\u1eady c\u00e1c \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng t\u1eeb tr\u00e1i qua ph\u1ea3i l\u00e0:<span class='basic_pink'>b\u00ean ph\u1ea3i, > <\/span><\/span> <br\/>"}]}],"id_ques":897},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["0"," 0","0 "," 0 "]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center>S\u1ed1 li\u1ec1n sau c\u1ee7a s\u1ed1 -1 l\u00e0 s\u1ed1: _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> S\u1ed1 nguy\u00ean b g\u1ecdi l\u00e0 <b> s\u1ed1 li\u1ec1n sau <\/b> c\u1ee7a s\u1ed1 nguy\u00ean a n\u1ebfu <b> a < b <\/b> v\u00e0 kh\u00f4ng c\u00f3 s\u1ed1 nguy\u00ean n\u00e0o n\u1eb1m gi\u1eefa a v\u00e0 b ( l\u1edbn h\u01a1n a v\u00e0 nh\u1ecf h\u01a1n b). <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta th\u1ea5y: -1 < 0 v\u00e0 kh\u00f4ng c\u00f3 s\u1ed1 nguy\u00ean n\u00e0o n\u1eb1m gi\u1eefa -1 v\u00e0 0<br\/> N\u00ean s\u1ed1 li\u1ec1n sau c\u1ee7a s\u1ed1 -1 l\u00e0 s\u1ed1 0<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 0<\/span> <\/span> "}]}],"id_ques":898},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["-4","- 4"," -4"," - 4"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center>S\u1ed1 li\u1ec1n tr\u01b0\u1edbc c\u1ee7a s\u1ed1 -3 l\u00e0 s\u1ed1: _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> S\u1ed1 nguy\u00ean a g\u1ecdi l\u00e0 <b> s\u1ed1 li\u1ec1n tr\u01b0\u1edbc <\/b> c\u1ee7a s\u1ed1 nguy\u00ean b n\u1ebfu <b> a < b <\/b> v\u00e0 kh\u00f4ng c\u00f3 s\u1ed1 nguy\u00ean n\u00e0o n\u1eb1m gi\u1eefa a v\u00e0 b ( l\u1edbn h\u01a1n a v\u00e0 nh\u1ecf h\u01a1n b). <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta th\u1ea5y: -4 < -3 v\u00e0 kh\u00f4ng c\u00f3 s\u1ed1 nguy\u00ean n\u00e0o n\u1eb1m gi\u1eefa -4 v\u00e0 -3<br\/> N\u00ean s\u1ed1 li\u1ec1n tr\u01b0\u1edbc c\u1ee7a s\u1ed1 -3 l\u00e0 s\u1ed1 -4<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -4<\/span> <\/span> "}]}],"id_ques":899},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["3"," 3","+3","+ 3"," + 3"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center><br\/> | -3 | = _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 \u0111\u1ed1i c\u1ee7a n\u00f3 ( v\u00e0 l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng ). <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta c\u00f3: S\u1ed1 \u0111\u1ed1i c\u1ee7a -3 l\u00e0 3<br\/> N\u00ean | -3 | = 3<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 3<\/span><\/span> <\/span> "}]}],"id_ques":900},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["30"," 30","+30","+ 30"," + 30"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center><br\/> | -30 | = _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 \u0111\u1ed1i c\u1ee7a n\u00f3 ( v\u00e0 l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng ). <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta c\u00f3: S\u1ed1 \u0111\u1ed1i c\u1ee7a -30 l\u00e0 30<br\/> N\u00ean | -30 | = 30<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 30<\/span><\/span> <\/span> "}]}],"id_ques":901},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["7"," 7","+7","+ 7"," + 7"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center><br\/> | 7 | = _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng l\u00e0 ch\u00ednh n\u00f3. <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> | 7 | = 7<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 7<\/span><\/span> <\/span> "}]}],"id_ques":902},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["2"," 2","+2","+ 2"," + 2"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center><br\/> | -5 | - | -3 | = _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> T\u00ednh t\u1eebng gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i r\u1ed3i th\u1ef1c hi\u1ec7n t\u00ednh ph\u00e9p t\u00ednh<br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng l\u00e0 ch\u00ednh n\u00f3 <br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 \u0111\u1ed1i c\u1ee7a n\u00f3 ( v\u00e0 l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng) <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} |-5| - |-3|&= 5 - 3\\\\&= 2\\end{align*}$ <br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 2<\/span><\/span> <\/span> "}]}],"id_ques":903},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank_random","correct":[[["5"," 5","+5","+ 5"," + 5"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/2.jpg' \/><\/center><br\/> | -7 | - | -2 | = _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> T\u00ednh t\u1eebng gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i r\u1ed3i th\u1ef1c hi\u1ec7n t\u00ednh ph\u00e9p t\u00ednh<br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng l\u00e0 ch\u00ednh n\u00f3 <br\/> Gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean \u00e2m l\u00e0 s\u1ed1 \u0111\u1ed1i c\u1ee7a n\u00f3 ( v\u00e0 l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean d\u01b0\u01a1ng) <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} |-7| - |-2|&= 7 - 2\\\\&= 5\\end{align*}$ <br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 5<\/span><\/span> <\/span> "}]}],"id_ques":904},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> Cho s\u1ed1 nguy\u00ean a l\u1edbn h\u01a1n 3. V\u1eady a l\u00e0: ","select":[" A. S\u1ed1 nguy\u00ean \u00e2m"," B. S\u1ed1 nguy\u00ean d\u01b0\u01a1ng"," C. S\u1ed1 0"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Quan s\u00e1t tr\u1ee5c s\u1ed1 \u0111\u1ec3 nh\u1eadn bi\u1ebft<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D103.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> S\u1ed1 l\u1edbn h\u01a1n 3 l\u00e0 c\u00e1c s\u1ed1 nguy\u00ean d\u01b0\u01a1ng<br\/> V\u1eady s\u1ed1 nguy\u00ean a l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng<br\/> Ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. S\u1ed1 nguy\u00ean d\u01b0\u01a1ng<\/span>","column":3}]}],"id_ques":905},{"time":24,"part":[{"title":"Ch\u1ecdn d\u1ea5u th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["-"]],"temp":"drop_blank","list":[{"point":5,"word":["+","-"],"ques":"<p> _dr_blank_ 3 < 0<\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>S\u1ed1 nguy\u00ean \u00e2m lu\u00f4n nh\u1ecf h\u01a1n 0<br\/> S\u1ed1 nguy\u00ean d\u01b0\u01a1ng lu\u00f4n l\u1edbn h\u01a1n 0<br\/>S\u1ed1 nguy\u00ean d\u01b0\u01a1ng lu\u00f4n l\u1edbn h\u01a1n s\u1ed1 nguy\u00ean \u00e2m<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>S\u1ed1 nh\u1ecf h\u01a1n 0 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m<br\/> N\u00ean - 3 < 0 <br\/>V\u1eady \u0111\u00e1p \u00e1n c\u1ea7n ch\u1ecdn l\u00e0:<span class='basic_pink'> <b> - <\/b><\/span><\/span> <br\/>"}]}],"id_ques":906},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> T\u00ecm x $ \\in Z $, bi\u1ebft: -2 < x < 0 ","select":["A. x = 0","B. x = -1","C. x = 1"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>S\u1ed1 l\u1edbn h\u1edbn -2 v\u00e0 nh\u1ecf h\u01a1n 0 l\u00e0 nh\u1eefng s\u1ed1 n\u1eb1m gi\u1eefa -2 v\u00e0 0<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> S\u1ed1 n\u1eb1m gi\u1eefa -2 v\u00e0 0 l\u00e0: -1 <br\/> N\u00ean x = -1<br\/> Ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. x = -1<\/span>","column":3}]}],"id_ques":907},{"time":24,"part":[{"title":"Ch\u1ecdn <u>nh\u1eefng<\/u> \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"Ch\u1ecdn \u0111\u01b0\u1ee3c nhi\u1ec1u \u0111\u00e1p \u00e1n","temp":"checkbox","correct":[["1","2"]],"list":[{"point":5,"img":"","ques":"T\u00ecm $ x \\in Z$, bi\u1ebft: -35 < x < -32","hint":"","column":2,"number_true":2,"select":["A. x = -33","B. x = -34","C. x = -36","D. x = -31"],"explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Nh\u1eefng s\u1ed1 l\u1edbn h\u01a1n -35 v\u00e0 nh\u1ecf h\u01a1n -32 l\u00e0 nh\u1eefng s\u1ed1 n\u1eb1m gi\u1eefa -35 v\u00e0 -32 tr\u00ean tr\u1ee5c s\u1ed1 nguy\u00ean.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Nh\u1eefng s\u1ed1 n\u1eb1m gi\u1eefa -35 v\u00e0 -32 tr\u00ean tr\u1ee5c s\u1ed1 nguy\u00ean l\u00e0: -33; -34<br\/> N\u00ean x = -33 v\u00e0 x = -34<br\/>V\u1eady ta ch\u1ecdn nh\u1eefng \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>A. x = -33; B. x = -34<\/span><\/span> <br\/>"}]}],"id_ques":908},{"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='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> H\u00e3y ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang trong c\u00e1c \u0111\u00e1p \u00e1n sau: ","select":["A. -2 < -3 < 0 < 1","B. -3 < 0 < -2 < 1","C. -3 < -2 < 0 < 1","D. 0 < 1 < -2 < -3"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b.<br\/> S\u1ed1 nguy\u00ean \u00e2m lu\u00f4n nh\u1ecf s\u1ed1 t\u1ef1 nhi\u00ean<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/D622_D101.png' \/><\/center> Quan s\u00e1t tr\u1ee5c s\u1ed1 ta th\u1ea5y:<br\/> S\u1ed1 -3 n\u1eb1m b\u00ean tr\u00e1i s\u1ed1 -2 n\u00ean <b> -3 < -2 <\/b><br\/> -2 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m n\u00ean <b> -2 < 0<\/b><br\/> L\u1ea1i c\u00f3 <b> 0 < 1 <\/b><br\/> N\u00ean <b>-3 < -2 < 0 < 1<\/b> <br\/> Ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>C. -3 < -2 < 0 < 1<\/span>","column":2}]}],"id_ques":909},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai19/lv1/img\/4.jpg' \/><\/center><br\/> H\u00e3y ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang trong c\u00e1c \u0111\u00e1p \u00e1n sau: ","select":["A. 3 < -4 < -5 < 7","B. -4 < -5 < 3 < 7","C. 3 < 7 < -4 < -5","D. -5 < -4 < 3 < 7"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi bi\u1ec3u di\u1ec5n tr\u00ean tr\u1ee5c s\u1ed1 ( n\u1eb1m ngang ), \u0111i\u1ec3m a n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m b th\u00ec s\u1ed1 nguy\u00ean a nh\u1ecf h\u01a1n s\u1ed1 nguy\u00ean b.<br\/> S\u1ed1 nguy\u00ean \u00e2m lu\u00f4n nh\u1ecf s\u1ed1 t\u1ef1 nhi\u00ean<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> S\u1ed1 -5 n\u1eb1m b\u00ean tr\u00e1i s\u1ed1 -4 n\u00ean <b> -5 < -4 <\/b><br\/> -4 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m n\u00ean <b> -4 < 3<\/b><br\/> L\u1ea1i c\u00f3 <b> 3 < 7 <\/b><br\/> N\u00ean <b>-5 < -4 < 3 < 7<\/b> <br\/> Ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>D. -5 < -4 < 3 < 7<\/span>","column":2}]}],"id_ques":910}],"lesson":{"save":0,"level":1}}