{"segment":[{"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 "]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai18/lv1/img\/2.jpg' \/><\/center>S\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 3 l\u00e0: _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Tr\u00ean tr\u1ee5c s\u1ed1, hai s\u1ed1 c\u00e1ch \u0111\u1ec1u \u0111i\u1ec3m 0 v\u00e0 n\u1eb1m v\u1ec1 hai ph\u00eda \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hai s\u1ed1 \u0111\u1ed1i nhau. <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> S\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 3 l\u00e0: -3 <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -3 <\/span> "}]}],"id_ques":5758},{"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":[[["-9","- 9"," -9"," - 9 "]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai18/lv1/img\/6.jpg' \/><\/center>S\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 9 l\u00e0: _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Tr\u00ean tr\u1ee5c s\u1ed1, hai s\u1ed1 c\u00e1ch \u0111\u1ec1u \u0111i\u1ec3m 0 v\u00e0 n\u1eb1m v\u1ec1 hai ph\u00eda \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hai s\u1ed1 \u0111\u1ed1i nhau. <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> S\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 9 l\u00e0: -9 <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -9 <\/span> "}]}],"id_ques":5759},{"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":[[["15"," 15"," +15"," + 15 ","+ 15"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai18/lv1/img\/2.jpg' \/><\/center>S\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 -15 l\u00e0: _input_","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> Tr\u00ean tr\u1ee5c s\u1ed1, hai s\u1ed1 c\u00e1ch \u0111\u1ec1u \u0111i\u1ec3m 0 v\u00e0 n\u1eb1m v\u1ec1 hai ph\u00eda \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 hai s\u1ed1 \u0111\u1ed1i nhau. <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> S\u1ed1 \u0111\u1ed1i c\u1ee7a s\u1ed1 -15 l\u00e0: 15 ( hay +15 ) <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 15 ( hay +15 ) <\/span> "}]}],"id_ques":5760},{"time":24,"part":[{"title":"Ch\u1ecdn c\u00e1c s\u1ed1, t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["Z"],["N"]],"temp":"drop_blank","list":[{"point":5,"word":["N","Z"],"ques":"<p>$-9 \\in $ _dr_blank_ ; $-9\\notin $ _dr_blank_ <\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean bao g\u1ed3m s\u1ed1 nguy\u00ean \u00e2m, s\u1ed1 0 v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng.<br\/>T\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean k\u00ed hi\u1ec7u l\u00e0: Z<br\/> T\u1eadp h\u1ee3p s\u1ed1 t\u1ef1 nhi\u00ean k\u00ed hi\u1ec7u l\u00e0: N<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>$-9 \\in Z$; $-9 \\notin N$,<br\/> V\u1eady c\u00e1c \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u1ea7n l\u01b0\u1ee3t t\u1eeb tr\u00e1i qua ph\u1ea3i l\u00e0: <span class='basic_pink'>Z; N<\/span><\/span>"}]}],"id_ques":5761},{"time":24,"part":[{"title":"Ch\u1ecdn c\u00e1c s\u1ed1, t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["N"],["Z"]],"temp":"drop_blank","list":[{"point":5,"word":["N","Z"],"ques":"<p>$ -54 \\notin $ _dr_blank_ ; $N \\subset $ _dr_blank_ <\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean g\u1ed3m s\u1ed1 nguy\u00ean \u00e2m, s\u1ed1 0, s\u1ed1 nguy\u00ean d\u01b0\u01a1ng.<br\/>T\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean k\u00ed hi\u1ec7u l\u00e0: Z<br\/> T\u1eadp h\u1ee3p s\u1ed1 t\u1ef1 nhi\u00ean k\u00ed hi\u1ec7u l\u00e0: N<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>$-54 \\notin N$ ( V\u00ec -54 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m); $N \\subset Z $ ,<br\/> V\u1eady c\u00e1c \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u1ea7n l\u01b0\u1ee3t t\u1eeb tr\u00e1i qua ph\u1ea3i l\u00e0: <span class='basic_pink'>N; Z<\/span><\/span>"}]}],"id_ques":5762},{"time":24,"part":[{"title":"Ch\u1ecdn c\u00e1c s\u1ed1, t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["Z"],["N"]],"temp":"drop_blank","list":[{"point":5,"word":["N","Z"],"ques":"<p>$\\dfrac{-15}{3}$ $\\in $ _dr_blank_ ; $-2\\notin $ _dr_blank_ <\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Bi\u1ebfn \u0111\u1ed5i ph\u00e2n s\u1ed1 v\u1ec1 d\u1ea1ng t\u1ed1i gi\u1ea3n \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh<br\/>T\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean bao g\u1ed3m s\u1ed1 nguy\u00ean \u00e2m, s\u1ed1 0 v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng.<br\/>T\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean k\u00ed hi\u1ec7u l\u00e0: Z<br\/> T\u1eadp h\u1ee3p s\u1ed1 t\u1ef1 nhi\u00ean k\u00ed hi\u1ec7u l\u00e0: N<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>$\\dfrac{-15}{3} = -5$<br\/> M\u00e0 $ -5\\in Z$ ; $-2 \\notin N$,<br\/> V\u1eady c\u00e1c \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u1ea7n l\u01b0\u1ee3t t\u1eeb tr\u00e1i qua ph\u1ea3i l\u00e0: <span class='basic_pink'>Z; N<\/span><\/span>"}]}],"id_ques":5763},{"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/bai18/lv1/img\/4.jpg' \/><\/center>Nh\u1eefng \u0111i\u1ec3m c\u00e1ch \u0111i\u1ec3m 0 hai \u0111\u01a1n v\u1ecb l\u00e0:","select":["A. 2 v\u00e0 -2 ","B. 3 v\u00e0 -3 ","C. 2 v\u00e0 -3 ","D. 3 v\u00e0 -2 "],"hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Nh\u1eefng \u0111i\u1ec3m c\u00e1ch \u0111i\u1ec3m 0 hai \u0111\u01a1n v\u1ecb l\u00e0 \u0111i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m 0 v\u00e0 c\u00e1ch \u0111i\u1ec3m 0 hai \u0111\u01a1n v\u1ecb, \u0111i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 0 v\u00e0 c\u00e1ch \u0111i\u1ec3m 0 hai \u0111\u01a1n v\u1ecb. <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m 0 v\u00e0 c\u00e1ch \u0111i\u1ec3m 0 hai \u0111\u01a1n v\u1ecb l\u00e0: 2<br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 0 v\u00e0 c\u00e1ch \u0111i\u1ec3m 0 hai \u0111\u01a1n v\u1ecb l\u00e0: -2 <br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>A. 2 v\u00e0 -2<\/span><br> ","column":2}]}],"id_ques":5764},{"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"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" \u0110i\u1ec3m c\u00e1ch -1 ba \u0111\u01a1n v\u1ecb theo chi\u1ec1u \u00e2m l\u00e0: _input_","hint":"","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> \u0110i\u1ec3m c\u00e1ch -1 ba \u0111\u01a1n v\u1ecb theo chi\u1ec1u \u00e2m l\u00e0 \u0111i\u1ec3m n\u1eb1m ph\u00eda b\u00ean tr\u00e1i \u0111i\u1ec3m -1 v\u00e0 c\u00e1ch \u0111i\u1ec3m -1 ba \u0111\u01a1n v\u1ecb.<br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m -1 v\u00e0 c\u00e1ch \u0111i\u1ec3m -1 ba \u0111\u01a1n v\u1ecb l\u00e0 \u0111i\u1ec3m -4<br\/>N\u00ean \u0111i\u1ec3m c\u00e1ch -1 ba \u0111\u01a1n v\u1ecb theo chi\u1ec1u \u00e2m l\u00e0: -4 <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -4 <\/span> "}]}],"id_ques":5765},{"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":[[["9"," 9"," 9"," 9 "]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" \u0110i\u1ec3m c\u00e1ch 5 b\u1ed1n \u0111\u01a1n v\u1ecb theo chi\u1ec1u d\u01b0\u01a1ng l\u00e0: _input_","hint":"","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> \u0110i\u1ec3m c\u00e1ch 5 b\u1ed1n \u0111\u01a1n v\u1ecb theo chi\u1ec1u d\u01b0\u01a1ng l\u00e0 \u0111i\u1ec3m n\u1eb1m ph\u00eda b\u00ean ph\u1ea3i \u0111i\u1ec3m 5 v\u00e0 c\u00e1ch \u0111i\u1ec3m 5 b\u1ed1n \u0111\u01a1n v\u1ecb.<br\/>\u0110i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m 5 v\u00e0 c\u00e1ch \u0111i\u1ec3m 5 b\u1ed1n \u0111\u01a1n v\u1ecb l\u00e0 \u0111i\u1ec3m 9<br\/>N\u00ean \u0111i\u1ec3m c\u00e1ch 5 b\u1ed1n \u0111\u01a1n v\u1ecb theo chi\u1ec1u d\u01b0\u01a1ng l\u00e0: 9 <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 9 <\/span> "}]}],"id_ques":5766},{"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/bai18/lv1/img\/4.jpg' \/><\/center>Nh\u1eefng \u0111i\u1ec3m c\u00e1ch \u0111i\u1ec3m 3 n\u0103m \u0111\u01a1n v\u1ecb l\u00e0:","select":["A. -2 v\u00e0 7 ","B. -2 v\u00e0 8 ","C. -1 v\u00e0 7 ","D. -1 v\u00e0 8 "],"hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Nh\u1eefng \u0111i\u1ec3m c\u00e1ch \u0111i\u1ec3m 3 n\u0103m \u0111\u01a1n v\u1ecb l\u00e0 \u0111i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m 3 v\u00e0 c\u00e1ch \u0111i\u1ec3m 3 n\u0103m \u0111\u01a1n v\u1ecb, \u0111i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 3 v\u00e0 c\u00e1ch \u0111i\u1ec3m 3 n\u0103m \u0111\u01a1n v\u1ecb. <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m 3 v\u00e0 c\u00e1ch \u0111i\u1ec3m 3 n\u0103m \u0111\u01a1n v\u1ecb l\u00e0: 8<br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m 3 v\u00e0 c\u00e1ch \u0111i\u1ec3m 3 n\u0103m \u0111\u01a1n v\u1ecb l\u00e0: -2 <br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. -2 v\u00e0 8<\/span><br> ","column":2}]}],"id_ques":5767},{"time":24,"part":[{"title":"Ch\u1ecdn c\u00e1c s\u1ed1, t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["$ \\notin $"]],"temp":"drop_blank","list":[{"point":5,"word":["$ \\in $","$ \\notin $"],"ques":"<p>-5 _dr_blank_ N <\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1eadp h\u1ee3p s\u1ed1 t\u1ef1 nhi\u00ean ( k\u00ed hi\u1ec7u l\u00e0 N ) g\u1ed3m s\u1ed1 0 v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>-5 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m<br\/> N\u00ean $-5 \\notin N$<br\/> V\u1eady \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'>$ \\notin $<\/span><\/span>"}]}],"id_ques":5768},{"time":24,"part":[{"title":"Ch\u1ecdn c\u00e1c s\u1ed1, t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["$ \\notin $"]],"temp":"drop_blank","list":[{"point":5,"word":["$ \\in $","$ \\notin $"],"ques":"<p>-125 _dr_blank_ N <\/p>","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1eadp h\u1ee3p s\u1ed1 t\u1ef1 nhi\u00ean ( k\u00ed hi\u1ec7u l\u00e0 N ) g\u1ed3m s\u1ed1 0 v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>-125 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m<br\/> N\u00ean $-125 \\notin N$<br\/> V\u1eady \u0111\u00e1p \u00e1n c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'>$ \\notin $<\/span><\/span>"}]}],"id_ques":5769},{"time":24,"part":[{"title":"H\u00e3y click v\u00e0o t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p \u0111\u1ec3 thay v\u00e0o \u00f4 tr\u1ed1ng th\u00e0nh \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","correct":[["b\u1eb1ng"]],"temp":"drop_blank","list":[{"point":5,"word":["l\u1edbn h\u01a1n","nh\u1ecf h\u01a1n ","b\u1eb1ng"],"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai18/lv1/img\/D621_D107.png' \/><\/center>Nhi\u1ec7t k\u1ebf A ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 _dr_blank_ nhi\u1ec7t \u0111\u1ed9 nhi\u1ec7t k\u1ebf B<\/p>","hint":"","explain":"<span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta th\u1ea5y v\u1ea1ch \u0111\u1ecf c\u1ee7a nhi\u1ec7t k\u1ebf A ch\u1ec9 b\u1eb1ng v\u1ea1ch \u0111\u1ecf \u1edf nhi\u1ec7t k\u1ebf B<br\/> N\u00ean nhi\u1ec7t k\u1ebf A ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng nhi\u1ec7t \u0111\u1ed9 nhi\u1ec7t k\u1ebf B<br\/> V\u1eady c\u1ee5m t\u1eeb c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0:<span class='basic_pink'> b\u1eb1ng <\/span><\/span> <br\/>"}]}],"id_ques":5770},{"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"," + 5"]]],"list":[{"point":5,"width":60,"content":"","type_input":"","ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai18/lv1/img\/6.jpg' \/><\/center> $-18^oC$ bi\u1ec3u di\u1ec5n 18 \u0111\u1ed9 d\u01b0\u1edbi $ 0^oC $ . S\u1ed1 bi\u1ec3u di\u1ec5n 5 \u0111\u1ed9 tr\u00ean $0^oC$ l\u00e0: _input_$^oC$","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> N\u1ebfu d\u01b0\u1edbi $ 0^oC $ bi\u1ec3u di\u1ec5n nhi\u1ec7t \u0111\u1ed9 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m th\u00ec tr\u00ean $ 0^oC $ bi\u1ec3u di\u1ec5n nhi\u1ec7t \u0111\u1ed9 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng. <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> N\u1ebfu $-18^oC$ bi\u1ec3u di\u1ec5n 18 \u0111\u1ed9 d\u01b0\u1edbi $ 0^oC $ th\u00ec s\u1ed1 bi\u1ec3u di\u1ec5n 5 \u0111\u1ed9 tr\u00ean $0^oC$ l\u00e0 : $ 5^oC$ ( hay $ +5^oC $ )<br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 5 ( hay +5) <\/span> "}]}],"id_ques":5771},{"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/bai18/lv1/img\/D621_D102.png' \/><\/center>Nhi\u1ec7t k\u1ebf tr\u00ean ch\u1ec9: _input_$^oC$","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> N\u1ebfu v\u1ea1ch \u0111\u1ecf ch\u1ec9 tr\u00ean m\u1ee9c 0 th\u00ec ta \u0111\u1ebfm t\u1eeb m\u1ee9c 0 l\u00ean tr\u00ean \u0111\u01b0\u1ee3c bao nhi\u00eau v\u1ea1ch th\u00ec \u0111\u00f3 ch\u00ednh l\u00e0 s\u1ed1 \u0111\u1ed9 nhi\u1ec7t k\u1ebf ch\u1ec9 . <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> T\u1eeb m\u1ee9c 0 \u0111\u1ebfm l\u00ean tr\u00ean 3 v\u1ea1ch ta \u0111\u01b0\u1ee3c nhi\u1ec7t k\u1ebf ch\u1ec9 l\u00e0 : $ 3^oC$ <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 3 <\/span> "}]}],"id_ques":5772},{"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/bai18/lv1/img\/D621_D104.png' \/><\/center>Nhi\u1ec7t k\u1ebf tr\u00ean ch\u1ec9: _input_$^oC$","hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> N\u1ebfu v\u1ea1ch \u0111\u1ecf ch\u1ec9 d\u01b0\u1edbi m\u1ee9c 0 th\u00ec ta \u0111\u1ebfm t\u1eeb m\u1ee9c 0 xu\u1ed1ng d\u01b0\u1edbi \u0111\u01b0\u1ee3c bao nhi\u00eau v\u1ea1ch th\u00ec \u0111\u00f3 ch\u00ednh l\u00e0 s\u1ed1 \u0111\u1ed9 nhi\u1ec7t k\u1ebf ch\u1ec9 . <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> T\u1eeb m\u1ee9c 0 \u0111\u1ebfm xu\u1ed1ng d\u01b0\u1edbi 4 v\u1ea1ch ta \u0111\u01b0\u1ee3c nhi\u1ec7t k\u1ebf ch\u1ec9 l\u00e0 : $ -3^oC$ <br\/> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -3 <\/span> "}]}],"id_ques":5773},{"time":24,"part":[{"title":"H\u00e3y click v\u00e0o t\u1eeb, c\u1ee5m t\u1eeb th\u00edch h\u1ee3p \u0111\u1ec3 thay v\u00e0o \u00f4 tr\u1ed1ng th\u00e0nh \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","correct":[["l\u1edbn h\u01a1n"]],"temp":"drop_blank","list":[{"point":5,"word":["l\u1edbn h\u01a1n","nh\u1ecf h\u01a1n ","b\u1eb1ng"],"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai18/lv1/img\/D621_D106.png' \/><\/center>Nhi\u1ec7t k\u1ebf A ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 _dr_blank_ nhi\u1ec7t \u0111\u1ed9 nhi\u1ec7t k\u1ebf B<\/p>","hint":"","explain":"<span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta th\u1ea5y v\u1ea1ch \u0111\u1ecf c\u1ee7a nhi\u1ec7t k\u1ebf A ch\u1ec9 cao h\u01a1n v\u1ea1ch \u0111\u1ecf \u1edf nhi\u1ec7t k\u1ebf B<br\/> N\u00ean nhi\u1ec7t k\u1ebf A ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 l\u1edbn h\u01a1n nhi\u1ec7t \u0111\u1ed9 nhi\u1ec7t k\u1ebf B<br\/> V\u1eady c\u1ee5m t\u1eeb c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0:<span class='basic_pink'> l\u1edbn h\u01a1n<\/span><\/span> <br\/>"}]}],"id_ques":5774},{"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/bai18/lv1/img\/4.jpg' \/><\/center>Nh\u1eefng \u0111i\u1ec3m c\u00e1ch \u0111i\u1ec3m -4 hai \u0111\u01a1n v\u1ecb l\u00e0:","select":["A. -2 v\u00e0 -5 ","B. -3 v\u00e0 -5 ","C. -3 v\u00e0 -6 ","D. -2 v\u00e0 -6 "],"hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Nh\u1eefng \u0111i\u1ec3m c\u00e1ch \u0111i\u1ec3m -4 hai \u0111\u01a1n v\u1ecb l\u00e0 \u0111i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -4 v\u00e0 c\u00e1ch \u0111i\u1ec3m -4 hai \u0111\u01a1n v\u1ecb, \u0111i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m -4 v\u00e0 c\u00e1ch \u0111i\u1ec3m -4 hai \u0111\u01a1n v\u1ecb. <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean ph\u1ea3i \u0111i\u1ec3m -4 v\u00e0 c\u00e1ch \u0111i\u1ec3m -4 hai \u0111\u01a1n v\u1ecb l\u00e0: -2<br\/> \u0110i\u1ec3m n\u1eb1m b\u00ean tr\u00e1i \u0111i\u1ec3m -4 v\u00e0 c\u00e1ch \u0111i\u1ec3m -4 hai \u0111\u01a1n v\u1ecb l\u00e0: -6 <br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>D. -2 v\u00e0 -6<\/span><br> ","column":2}]}],"id_ques":5775},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00fang hay sai","title_trans":"","temp":"true_false","correct":[["t","f","t","t"]],"list":[{"point":5,"image":"","col_name":["","\u0110\u00fang","Sai"],"arr_ques":[" $-2\\in Z $ "," $ -3\\in N $ "," $ 78\\in Z $ ","$ 0\\in Z $"],"hint":"","explain":["$ -2\\in Z $ (\u0110\u00fang). V\u00ec -2 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m n\u00ean thu\u1ed9c t\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean ( k\u00ed hi\u1ec7u l\u00e0 Z)","<br\/> $ -3\\in N $ (Sai). V\u00ec -3 l\u00e0 s\u1ed1 nguy\u00ean \u00e2m n\u00ean kh\u00f4ng thu\u1ed9c t\u1eadp h\u1ee3p s\u1ed1 t\u1ef1 nhi\u00ean ( k\u00ed hi\u1ec7u N) ","<br\/> $ 78\\in Z $ (\u0110\u00fang). V\u00ec 78 l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng n\u00ean thu\u1ed9c t\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean (k\u00ed hi\u1ec7u l\u00e0 Z) ","<br\/> $0\\in Z $ (\u0110\u00fang). V\u00ec t\u1eadp h\u1ee3p s\u1ed1 nguy\u00ean g\u1ed3m s\u1ed1 nguy\u00ean \u00e2m, s\u1ed1 0 v\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng. "]}]}],"id_ques":5776},{"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/bai18/lv1/img\/4.jpg' \/><\/center> \u0110\u1ed9 cao c\u1ee7a bi\u1ec3n ch\u1ebft l\u00e0 -392 m \u0111\u1ecdc l\u00e0: ","select":["A. Ba tr\u0103m ch\u00edn m\u01b0\u01a1i hai m\u00e9t","B. D\u01b0\u01a1ng ba tr\u0103m ch\u00edn m\u01b0\u01a1i hai m\u00e9t ","C. \u00c2m ba tr\u0103m ch\u00edn m\u01b0\u01a1i hai m\u00e9t"],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>D\u1ea5u ( - ) \u0111\u1ee9ng tr\u01b0\u1edbc s\u1ed1 \u0111\u01b0\u1ee3c \u0111\u1ecdc l\u00e0 \u00e2m<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>\u0110\u1ed9 cao c\u1ee7a bi\u1ec3n ch\u1ebft l\u00e0 -392 m \u0111\u1ecdc l\u00e0: \u00e2m ba tr\u0103m ch\u00edn m\u01b0\u01a1i hai m\u00e9t<br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0:<span class='basic_pink'>A. \u00c2m ba tr\u0103m ch\u00edn m\u01b0\u01a1i hai m\u00e9t<\/span><\/span><br\/> ","column":1}]}],"id_ques":5777}],"lesson":{"save":0,"level":1}}