{"segment":[{"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/bai17/lv1/img\/13.jpg' \/><\/center> <br\/> Th\u1ee9 t\u1ef1 th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh \u0111\u1ed1i v\u1edbi bi\u1ec3u th\u1ee9c kh\u00f4ng c\u00f3 d\u1ea5u ngo\u1eb7c l\u00e0: ","select":["A. Nh\u00e2n v\u00e0 chia -> L\u0169y th\u1eeba -> C\u1ed9ng v\u00e0 tr\u1eeb","B. L\u0169y th\u1eeba -> Nh\u00e2n v\u00e0 chia -> C\u1ed9ng v\u00e0 tr\u1eeb","C. C\u1ed9ng v\u00e0 tr\u1eeb -> Nh\u00e2n v\u00e0 chia -> L\u0169y th\u1eeba","D. C\u1ed9ng v\u00e0 tr\u1eeb -> L\u0169y th\u1eeba -> Nh\u00e2n v\u00e0 chia"],"hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> TH\u1ee8 T\u1ef0 TH\u1ef0C HI\u1ec6N C\u00c1C PH\u00c9P T\u00cdNH: <\/b> <br\/> 1. Th\u1ee9 t\u1ef1 th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh \u0111\u1ed1i v\u1edbi bi\u1ec3u th\u1ee9c kh\u00f4ng c\u00f3 d\u1ea5u ngo\u1eb7c: <br\/> L\u0169y th\u1eeba -> Nh\u00e2n v\u00e0 chia -> C\u1ed9ng v\u00e0 tr\u1eeb <br\/> 2. Th\u1ee9 t\u1ef1 th\u1ef1a hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh \u0111\u1ed1i v\u1edbi bi\u1ec3u th\u1ee9c c\u00f3 d\u1ea5u ngo\u1eb7c: <br\/> () -> [] -> {} <\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> \u0110\u1ed1i v\u1edbi bi\u1ec3u th\u1ee9c kh\u00f4ng c\u00f3 d\u1ea5u ngo\u1eb7c ta th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh theo th\u1ee9 t\u1ef1 nh\u01b0 sau: <br\/> N\u00e2ng l\u00ean l\u0169y th\u1eeba -> Nh\u00e2n v\u00e0 chia -> C\u1ed9ng v\u00e0 tr\u1eeb <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B<\/span> ","column":2}]}],"id_ques":801},{"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/bai17/lv1/img\/13.jpg' \/><\/center> <br\/> Cho M l\u00e0 t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean ch\u1eb5n nh\u1ecf h\u01a1n 28. Kh\u1eb3ng \u0111\u1ecbnh n\u00e0o sau \u0111\u00e2y \u0111\u00fang:","select":["A. $17 \\in M$","B. $14 \\in M$","C. $7 \\in M$","D. $24 \\notin M$"],"hint":"X\u00e9t t\u1eebng \u0111\u00e1p \u00e1n, n\u1ebfu s\u1ed1 \u0111\u00f3 l\u00e0 s\u1ed1 ch\u1eb5n v\u00e0 nh\u1ecf h\u01a1n 28 th\u00ec s\u1ed1 \u0111\u00f3 thu\u1ed9c t\u1eadp h\u1ee3p M v\u00e0 ng\u01b0\u1ee3c l\u1ea1i","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> A - V\u00ec 17 l\u00e0 s\u1ed1 l\u1ebb $\\Rightarrow$ kh\u1eb3ng \u0111\u1ecbnh \" $17 \\in M$ \" l\u00e0 <b>SAI <\/b> <br\/> B - V\u00ec 14 l\u00e0 s\u1ed1 ch\u1eb5n, 14 < 28 $\\Rightarrow$ Kh\u1eb3ng \u0111\u1ecbnh \" $14 \\in M$ \" l\u00e0 <b> \u0110\u00daNG <\/b> <br\/> C - V\u00ec 7 l\u00e0 s\u1ed1 l\u1ebb n\u00ean $\\Rightarrow$ Kh\u1eb3ng \u0111\u1ecbnh \"$7 \\in M$ \" l\u00e0 <b> SAI <\/b> <br\/> D - V\u00ec 24 l\u00e0 s\u1ed1 ch\u1eb5n v\u00e0 24 < 28 $\\Rightarrow$ Kh\u1eb3ng \u0111\u1ecbnh \"$24 \\notin M $ \" l\u00e0 <b> SAI <\/b> <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B<\/span> ","column":2}]}],"id_ques":802},{"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/bai17/lv1/img\/12.jpg' \/><\/center> <br\/> Cho A l\u00e0 t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean l\u1edbn h\u01a1n 5 v\u00e0 nh\u1ecf h\u01a1n 12 <br\/> V\u1eady t\u1eadp h\u1ee3p A c\u00f3: ","select":["A. 10 ph\u1ea7n t\u1eed ","B. 8 ph\u1ea7n t\u1eed","C. 6 ph\u1ea7n t\u1eed","D. 7 ph\u1ea7n t\u1eed"],"hint":"Vi\u1ebft t\u1eadp h\u1ee3p A d\u01b0\u1edbi d\u1ea1ng li\u1ec7t k\u00ea r\u1ed3i \u0111\u1ebfm s\u1ed1 ph\u1ea7n t\u1eed sau \u0111\u00f3 ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> T\u1eadp h\u1ee3p A c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean l\u1edbn h\u01a1n 5 v\u00e0 nh\u1ecf h\u01a1n 12 l\u00e0: <br\/> A = {6; 7; 8; 9; 10; 11} <br\/> T\u1eadp h\u1ee3p A c\u00f3 6 ph\u1ea7n t\u1eed l\u00e0: 6; 7; 8; 9; 10; 11 <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: C<\/span> <br\/> <span class='basic_green'> <i> L\u01b0u \u00fd: H\u1ecdc sinh hay m\u1eafc sai l\u1ea7m l\u00e0 l\u1ea5y c\u1ea3 ph\u1ea7n t\u1eed 5 v\u00e0 ph\u1ea7n t\u1eed 12 <\/i> <\/span> ","column":2}]}],"id_ques":803},{"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/bai17/lv1/img\/12.jpg' \/><\/center> <br\/> Cho A l\u00e0 t\u1eadp h\u1ee3p c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean x m\u00e0 0 . x = 0 <br\/> V\u1eady t\u1eadp h\u1ee3p A c\u00f3: ","select":["A. 1 ph\u1ea7n t\u1eed ","B. 10 ph\u1ea7n t\u1eed","C. Kh\u00f4ng c\u00f3 ph\u1ea7n t\u1eed n\u00e0o","D. V\u00f4 s\u1ed1 ph\u1ea7n t\u1eed"],"hint":"M\u1ecdi s\u1ed1 t\u1ef1 nhi\u00ean nh\u00e2n v\u1edbi s\u1ed1 0 \u0111\u1ec1u b\u1eb1ng 0","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> V\u00ec m\u1ecdi s\u1ed1 t\u1ef1 nhi\u00ean khi nh\u00e2n v\u1edbi s\u1ed1 0 \u0111\u1ec1u b\u1eb1ng 0 <br\/> N\u00ean t\u1ed3n t\u1ea1i v\u00f4 s\u1ed1 s\u1ed1 t\u1ef1 nhi\u00ean x th\u1ecfa m\u00e3n 0 . x = 0 <br\/> v\u1eady t\u1eadp h\u1ee3p A c\u00f3 v\u00f4 s\u1ed1 ph\u1ea7n t\u1eed <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D <\/span> <br\/> <span class='basic_green'> <i> L\u01b0u \u00fd: H\u1ecdc sinh hay m\u1eafc sai l\u1ea7m l\u00e0 ch\u1ec9 c\u00f3 0 . 0 = 0 n\u00ean A c\u00f3 1 ph\u1ea7n t\u1eed <\/i> <\/span> ","column":2}]}],"id_ques":804},{"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":" H\u00e3y ch\u1ecdn t\u1eadp h\u1ee3p g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c \u01b0\u1edbc c\u1ee7a 12","select":["A. M = {1; 2; 4; 5; 12}","B. M = {1; 2; 3; 4; 6; 12}","C. M = {1; 2; 6; 8; 12}","D. M = {1; 5; 6; 12}"],"hint":"T\u00ecm t\u1eadp h\u1ee3p c\u00e1c \u01b0\u1edbc c\u1ee7a 12 b\u1eb1ng c\u00e1ch l\u1ea5y 12 chia l\u1ea7n l\u01b0\u1ee3t cho c\u00e1c s\u1ed1 1; 2; 3;...; 12 r\u1ed3i ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: V\u00ec 12 = 1 . 12 = 3 . 4 = 2 . 6 <br\/> $\\Rightarrow$ \u01af(12) = {1; 2; 3; 4; 6; 12} <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B<\/span> ","column":2}]}],"id_ques":805},{"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":" H\u00e3y ch\u1ecdn t\u1eadp h\u1ee3p g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9i c\u00f3 hai ch\u1eef s\u1ed1 c\u1ee7a 25 l\u00e0:","select":["A. H = {0; 25; 50; 65; 90}","B. H = {25; 60; 75; 90}","C. H = {25; 50; 75; 95}","D. H = {25; 50; 75}"],"hint":"T\u00ecm t\u1eadp h\u1ee3p c\u00e1c b\u1ed9i c\u00f3 hai ch\u1eef s\u1ed1 c\u1ee7a 25 b\u1eb1ng c\u00e1ch l\u1ea5y 25 nh\u00e2n l\u1ea7n l\u01b0\u1ee3t v\u1edbi c\u00e1c s\u1ed1 1; 2; 3;... r\u1ed3i ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: 25 . 1 = 25 <br\/> 25 . 2 = 50 <br\/> 25 . 3 = 75 <br\/> 25 . 4 = 100 <br\/> .... <br\/> V\u1eady t\u1eadp h\u1ee3p c\u00e1c b\u1ed9i c\u00f3 hai ch\u1eef s\u1ed1 c\u1ee7a 25 l\u00e0: H = {25; 50; 75} <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D<\/span> ","column":2}]}],"id_ques":806},{"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":["Kh\u1eb3ng \u0111\u1ecbnh","\u0110\u00fang","Sai"],"arr_ques":["S\u1ed1 ch\u1eb5n th\u00ec chia h\u1ebft cho 2"," S\u1ed1 c\u00f3 ch\u1eef s\u1ed1 t\u1eadn c\u00f9ng l\u00e0 3 th\u00ec chia h\u1ebft cho 3 "," C\u00e1c s\u1ed1 tr\u00f2n ch\u1ee5c lu\u00f4n chia h\u1ebft cho 2 v\u00e0 5","Nh\u1eefng s\u1ed1 c\u00f3 t\u1ed5ng c\u00e1c ch\u1eef s\u1ed1 chia h\u1ebft cho 9 th\u00ec chia h\u1ebft cho 9"],"hint":"D\u1ef1a v\u00e0o c\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft","explain":["S\u1ed1 ch\u1eb5n th\u00ec chia h\u1ebft cho 2 (\u0110\u00fang). V\u00ec s\u1ed1 ch\u1eb5n l\u00e0 nh\u1eefng s\u1ed1 c\u00f3 ch\u1eef s\u1ed1 t\u1eadn c\u00f9ng l\u00e0 0, 2, 4, 6, 8 n\u00ean chia h\u1ebft cho 2","S\u1ed1 c\u00f3 ch\u1eef s\u1ed1 t\u1eadn c\u00f9ng l\u00e0 3 th\u00ec chia h\u1ebft cho 3 (Sai). V\u00ed d\u1ee5 13 c\u00f3 ch\u1eef s\u1ed1 t\u1eadn c\u00f9ng l\u00e0 3 nh\u01b0ng 13 $\\not \\vdots$ 3 ","C\u00e1c s\u1ed1 tr\u00f2n ch\u1ee5c lu\u00f4n chia h\u1ebft cho 2 v\u00e0 5 (\u0110\u00fang). V\u00ec s\u1ed1 tr\u00f2n ch\u1ee5c c\u00f3 ch\u1eef s\u1ed1 t\u1eadn c\u00f9ng l\u00e0 0 n\u00ean chia h\u1ebft cho 2 v\u00e0 5","Nh\u1eefng s\u1ed1 c\u00f3 t\u1ed5ng c\u00e1c ch\u1eef s\u1ed1 chia h\u1ebft cho 9 th\u00ec chia h\u1ebft cho 9 (\u0110\u00fang)"]}]}],"id_ques":807},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00fang hay sai","title_trans":"","temp":"true_false","correct":[["t","f","t"]],"list":[{"point":5,"image":"","col_name":["Kh\u1eb3ng \u0111\u1ecbnh","\u0110\u00fang","Sai"],"arr_ques":["N\u1ebfu a $\\vdots$ m v\u00e0 b $\\vdots$ m th\u00ec (a + b) $\\vdots$ m","N\u1ebfu a $\\not \\vdots$ m, b $\\vdots$ m, c $\\vdots$ m $\\Rightarrow$ (a + b + c) $\\vdots$ m","N\u1ebfu a $\\vdots$ m $\\Rightarrow$ a. b $\\vdots$ m"],"hint":"D\u1ef1a v\u00e0o t\u00ednh ch\u1ea5t chia h\u1ebft c\u1ee7a m\u1ed9t t\u1ed5ng, t\u00edch","explain":["N\u1ebfu a $\\vdots$ m v\u00e0 b $\\vdots$ m th\u00ec (a + b) $\\vdots$ m (\u0110\u00fang). V\u00ec trong m\u1ed9t t\u1ed5ng n\u1ebfu m\u1ecdi s\u1ed1 h\u1ea1ng \u0111\u1ec1u chia h\u1ebft cho s\u1ed1 \u0111\u00f3 th\u00ec t\u1ed5ng chia h\u1ebft cho s\u1ed1 \u0111\u00f3","N\u1ebfu a $\\not \\vdots$ m, b $\\vdots$ m, c $\\vdots$ m $\\Rightarrow$ (a + b + c) $\\vdots$ m (Sai). V\u00ec trong m\u1ed9t t\u1ed5ng n\u1ebfu c\u00f3 m\u1ed9t s\u1ed1 h\u1ea1ng kh\u00f4ng chia h\u1ebft cho m\u1ed9t s\u1ed1, c\u00e1c s\u1ed1 h\u1ea1ng c\u00f2n l\u1ea1i \u0111\u1ec1u chia h\u1ebft cho s\u1ed1 \u0111\u00f3 th\u00ec t\u1ed5ng chia h\u1ebft cho s\u1ed1 \u0111\u00f3 ","N\u1ebfu a $\\vdots$ m $\\Rightarrow$ a. b $\\vdots$ m (\u0110\u00fang)"]}]}],"id_ques":808},{"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/bai17/lv1/img\/3.jpg' \/><\/center> <br\/> T\u00ednh: $[(17 + 16) - 15(14 - 13)].12 + 11$ = ?","select":["A. $216$","B. $71$","C. $227$","D. $237$"],"hint":"Ta th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh theo th\u1ee9 t\u1ef1: () -> []","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: <br\/> $\\begin{align*} & [(17 + 16) - 15(14 - 13)].12 + 11 \\\\ =& [33 - 15 . 1] . 12 + 11 \\\\ =& [33 - 15] . 12 + 11 \\\\ =& 18 . 12 + 11 \\\\ =& 216 + 11 \\\\ =& 227 \\end{align*}$ <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: C. 227 <\/span> ","column":2}]}],"id_ques":809},{"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/bai17/lv1/img\/3.jpg' \/><\/center> <br\/> T\u00ednh: $(124 . 42 + 96) . 17 : 12 : 34$ = ?","select":["A. $220$","B. $221$","C. $7514$","D. $321$"],"hint":"Th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh trong ngo\u1eb7c tr\u01b0\u1edbc ngo\u00e0i ng\u1eb7c sau","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: <br\/> $\\begin{align*} & (124 . 42 + 96) . 17 : 12 : 34 \\\\ =& (5208 + 96). 17 : 12 : 34 \\\\ =& 5304 . 17 : 12 : 34 \\\\ =& 90168 : 12 : 34 \\\\ =& 7514 : 34 \\\\ =& 221 \\end{align*}$ <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B. 221 <\/span> ","column":2}]}],"id_ques":810},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["36"]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/6.jpg' \/><\/center> <br\/> T\u00ecm x bi\u1ebft: $x : 3^2 + 2^5 = 3^2 . 2^2$<br\/> V\u1eady x = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> B\u01b0\u1edbc 1: <\/b> T\u00ednh c\u00e1c l\u0169y th\u1eeba tr\u01b0\u1edbc <br\/> <b> B\u01b0\u1edbc 2: <\/b> Coi $x : 3^2$ l\u00e0 s\u1ed1 h\u1ea1ng ch\u01b0a bi\u1ebft<br\/> Mu\u1ed1n t\u00ecm s\u1ed1 h\u1ea1ng ch\u01b0a bi\u1ebft ta l\u1ea5y t\u1ed5ng tr\u1eeb \u0111i s\u1ed1 h\u1ea1ng \u0111\u00e3 bi\u1ebft <br\/> <b> B\u01b0\u1edbc 3: <\/b> X l\u00e0 s\u1ed1 b\u1ecb chia ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb chia ch\u01b0a bi\u1ebft ta l\u1ea5y th\u01b0\u01a1ng nh\u00e2n v\u1edbi s\u1ed1 chia <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}x : 3^2 + 2^5 &= 3^2 . 2^2 \\\\ x : 9 + 32 &= 9 . 4 \\\\ x : 9 + 32 &= 36 \\\\ x : 9 &= 36 - 32 \\\\ x : 9 &= 4 \\\\ x &= 4 . 9 \\\\ x &= 36 \\end{align*}$<br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 36 <\/span> "}]}],"id_ques":811},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["5"]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/6.jpg' \/><\/center> <br\/> T\u00ecm x bi\u1ebft: $165 : x + 17 = 100 : 2$<br\/> V\u1eady x = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> B\u01b0\u1edbc 1: <\/b> Coi 165 : x l\u00e0 s\u1ed1 h\u1ea1ng ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 h\u1ea1ng ch\u01b0a bi\u1ebft ta l\u1ea5y t\u1ed5ng tr\u1eeb \u0111i s\u1ed1 h\u1ea1ng \u0111\u00e3 bi\u1ebft <br\/> <b> B\u01b0\u1edbc 2: <\/b> X l\u00e0 s\u1ed1 b\u1ecb chia ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 h\u1ea1ng ch\u01b0a bi\u1ebft ta l\u1ea5y t\u1ed5ng tr\u1eeb \u0111i s\u1ed1 h\u1ea1ng \u0111\u00e3 bi\u1ebft <br\/> <b> B\u01b0\u1edbc 3: <\/b> X l\u00e0 s\u1ed1 chia ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 chia ch\u01b0a bi\u1ebft ta l\u1ea5y th\u01b0\u01a1ng nh\u00e2n v\u1edbi s\u1ed1 chia <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}165 : x + 17 &= 100 : 2 \\\\ 165 : x + 17 &= 50 \\\\ 165 : x &= 50 - 17 \\\\ 165 : x &= 33 \\\\ x &= 165 : 33 \\\\ x &= 5 \\end{align*}$<br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 5 <\/span> "}]}],"id_ques":812},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["2"]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/8.jpg' \/><\/center> <br\/> \u01afCLN(18; 22; 34) = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> B\u01b0\u1edbc 1: <\/b> Ph\u00e2n t\u00edch 18; 22; 34 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 <br\/> <b> B\u01b0\u1edbc 2: <\/b> Ch\u1ecdn ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 chung 18; 22; 34 <br\/> <b> B\u01b0\u1edbc 3: <\/b> L\u1eadp t\u00edch c\u00e1c th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 \u0111\u00f3 m\u1ed7i th\u1eeba s\u1ed1 l\u1ea5y v\u1edbi s\u1ed1 m\u0169 nh\u1ecf nh\u1ea5t c\u1ee7a n\u00f3 <br\/> \u0110\u00f3 ch\u00ednh l\u00e0 \u01afCLN(18; 22; 34) c\u1ea7n t\u00ecm <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/> $18 = 2 . 3^2$ ; $22 = 2 . 11$; $34 = 2 . 17$ <br\/> $\\Rightarrow$ \u01afCLN(18; 22; 34) = 2 <br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 2 <\/span> "}]}],"id_ques":813},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["8"]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/8.jpg' \/><\/center> <br\/> \u01afCLN(80; 48; 56) = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> B\u01b0\u1edbc 1: <\/b> Ph\u00e2n t\u00edch 80; 48; 56 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 <br\/> <b> B\u01b0\u1edbc 2: <\/b> Ch\u1ecdn ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 chung 80; 48; 56 <br\/> <b> B\u01b0\u1edbc 3: <\/b> L\u1eadp t\u00edch c\u00e1c th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 \u0111\u00f3 m\u1ed7i th\u1eeba s\u1ed1 l\u1ea5y v\u1edbi s\u1ed1 m\u0169 nh\u1ecf nh\u1ea5t c\u1ee7a n\u00f3 <br\/> \u0110\u00f3 ch\u00ednh l\u00e0 \u01afCLN(180; 42; 56) c\u1ea7n t\u00ecm <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/> $80 = 2^4 . 5$ ; $48 = 2^4 . 3$; $56 = 2^3 . 7$ <br\/> $\\Rightarrow$ \u01afCLN(80; 48; 56) = $2^3 = 8$ <br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 8 <\/span> "}]}],"id_ques":814},{"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/bai17/lv1/img\/11.jpg' \/><\/center> <br\/> Ph\u00e2n t\u00edch 220 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 ta \u0111\u01b0\u1ee3c:","select":["A. $2^2 . 5 . 17$","B. $2^2 . 5 . 11$","C. $2^3 . 3 . 5$","D. $2 . 3^2 . 5^2$"],"hint":"Ph\u00e2n t\u00edch 220 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 r\u1ed3i ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> C\u00e1ch 1: <\/b> <br\/> Ta c\u00f3 th\u1ec3 t\u00ednh t\u1eebng t\u00edch tr\u00ean, t\u00edch n\u00e0o c\u00f3 k\u1ebft qu\u1ea3 b\u1eb1ng 220 th\u00ec \u0111\u00f3 l\u00e0 \u0111\u00e1p \u00e1n \u0111\u00fang <br\/> <b> C\u00e1ch 2: <\/b> <br\/> Ph\u00e2n t\u00edch 220 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 b\u1eb1ng c\u00e1ch l\u1ea5y 220 chia li\u00ean ti\u1ebfp cho c\u00e1c s\u1ed1 nguy\u00ean t\u1ed1 <br\/> Sau \u0111\u00f3 ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang<\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: <br\/> 220 = 2 . 110 = 2 . 2 . 55 = 2 . 2 . 5 . 11 = $2^2 . 5 . 11$ <br\/> Sau khi ph\u00e2n t\u00edch 220 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 ta \u0111\u01b0\u1ee3c $220 = 2^2 . 5 . 11$ <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B <\/span> ","column":2}]}],"id_ques":815},{"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/bai17/lv1/img\/11.jpg' \/><\/center> <br\/> Ph\u00e2n t\u00edch 135 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 ta \u0111\u01b0\u1ee3c:","select":["A. $2 . 3 . 5 . 7$","B. $2^2 . 5 . 7$","C. $3^3 . 7$","D. $3^3 . 5$"],"hint":"Ph\u00e2n t\u00edch 135 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 r\u1ed3i ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> C\u00e1ch 1: <\/b> <br\/> Ta c\u00f3 th\u1ec3 t\u00ednh t\u1eebng t\u00edch tr\u00ean, t\u00edch n\u00e0o c\u00f3 k\u1ebft qu\u1ea3 b\u1eb1ng 135 th\u00ec \u0111\u00f3 l\u00e0 \u0111\u00e1p \u00e1n \u0111\u00fang <br\/> <b> C\u00e1ch 2: <\/b> <br\/> Ph\u00e2n t\u00edch 135 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 b\u1eb1ng c\u00e1ch l\u1ea5y 135 chia li\u00ean ti\u1ebfp cho c\u00e1c s\u1ed1 nguy\u00ean t\u1ed1 <br\/> Sau \u0111\u00f3 ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang<\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: <br\/> 135 = 5 . 27 = 5 . 3 . 9 = 5 . 3 . 3 . 3 = $3^3 . 5 $ <br\/> Sau khi ph\u00e2n t\u00edch 135 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 ta \u0111\u01b0\u1ee3c $135 = 3^3 . 5$ <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D <\/span> ","column":2}]}],"id_ques":816},{"time":24,"part":[{"title":"Ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"select":["A. $3^{20}$","B. $9^{20}$","C. $4^{20}$"],"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/10.jpg' \/><\/center> <br\/> K\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p t\u00ednh $36^{10} : 2^{20}$ = ?","hint":"Bi\u1ebfn \u0111\u1ed5i $36^{10}$ v\u1ec1 d\u1ea1ng t\u00edch c\u1ee7a l\u0169y th\u1eeba c\u01a1 s\u1ed1 2 v\u00e0 l\u0169y th\u1eeba c\u01a1 s\u1ed1 a n\u00e0o \u0111\u00f3","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> B\u01b0\u1edbc 1: <\/b> Bi\u1ebfn \u0111\u1ed5i $36^{10}$ v\u1ec1 d\u1ea1ng t\u00edch c\u1ee7a m\u1ed9t l\u0169y th\u1eeba c\u1ee7a s\u1ed1 n\u00e0o \u0111\u00f3 v\u00e0 l\u0169y th\u1eeba c\u1ee7a 2 <br\/> <b> B\u01b0\u1edbc 2: <\/b> Th\u1ef1c hi\u1ec7n chia 2 l\u0169y th\u1eeba c\u00f9ng c\u01a1 s\u1ed1 2 <br\/> $a^m : a^n = a^{m - n}$ <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/> $\\begin{align*} & 36^{10} : 2^{20} \\\\ =& (4 . 9)^{10} : 2^{20} \\\\ =& 4^{10} . 9^{10} : 2^{20} \\\\ =& (2^2)^{10} . 9^{10} : 2^{20} \\\\ =& 2^{2 . 10} . 9^{10} : 2^{20} \\\\ =& 2^{20} . 9^{10} : 2^{10} \\\\ =& 9^{10} \\\\ =& (3^2)^{10} \\\\ =& 3^{20} \\end{align*}$"}]}],"id_ques":817},{"time":24,"part":[{"title":"Ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"select":["A. $6^{13}$","B. $6^{14}$","C. $6^{15}$"],"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/10.jpg' \/><\/center> <br\/> K\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p t\u00ednh $4^3 . 3^8 . 2^8 . 9^3$ = ?<br\/> Vi\u1ebft k\u1ebft qu\u1ea3 d\u01b0\u1edbi d\u1ea1ng l\u0169y th\u1eeba c\u01a1 s\u1ed1 6","hint":"Bi\u1ebfn \u0111\u1ed5i v\u1ec1 d\u1ea1ng t\u00edch c\u1ee7a l\u0169y th\u1eeba c\u01a1 s\u1ed1 2 v\u00e0 c\u01a1 s\u1ed1 3","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/> <b> B\u01b0\u1edbc 1: <\/b> Bi\u1ebfn \u0111\u1ed5i $4^3$ v\u1ec1 d\u1ea1ng l\u0169y th\u1eeba c\u01a1 s\u1ed1 2, $9^3$ v\u1ec1 d\u1ea1ng l\u0169y th\u1eeba c\u01a1 s\u1ed1 3 <br\/> <b> B\u01b0\u1edbc 2: <\/b> Th\u1ef1c hi\u1ec7n nh\u00e2n c\u00e1c l\u0169y th\u1eeba c\u00f9ng c\u01a1 s\u1ed1 2 v\u00e0 c\u01a1 s\u1ed1 3 <br\/> $a^m . a^n = a^{m + n}$ <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/> $\\begin{align*} &4^3 . 3^8 . 2^8 . 9^3 \\\\ =& (2^2)^3 . 3^8 . 2^8 . (3^2)^3 \\\\ =& 2^{2 . 3} . 3^8 . 2^8 . 3^{2 . 3} \\\\ =& 2^6 . 3^8 . 2^8 . 3^6 \\\\ =& 2^{6 + 8} . 3^{6 + 8} \\\\ =& 2^{14} . 3^{14} \\\\ =& (2 . 3)^{14} \\\\ =& 6^{14} \\end{align*}$ "}]}],"id_ques":818},{"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/bai17/lv1/img\/12.jpg' \/><\/center> <br\/> S\u1ed1 2430: ","select":["A. Ch\u1ec9 chia h\u1ebft cho 2","B. Ch\u1ec9 chia h\u1ebft cho 2 v\u00e0 5","C. Ch\u1ec9 chia h\u1ebft cho 2, 3 v\u00e0 5 ","D. Chia h\u1ebft cho 2; 3; 5 v\u00e0 9"],"hint":"","explain":"<span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> Ta c\u00f3: <br\/> S\u1ed1 2430 c\u00f3 ch\u1eef s\u1ed1 t\u1eadn c\u00f9ng l\u00e0 0 n\u00ean 2430 chia h\u1ebft cho 2 v\u00e0 5 <br\/> S\u1ed1 2430 c\u00f3 t\u1ed5ng c\u00e1c ch\u1eef s\u1ed1 l\u00e0: 2 + 4 + 3 + 0 = 9 <br\/> V\u00ec 9 $\\vdots$ 3 v\u00e0 9 $\\vdots$ 9 n\u00ean 2430 chia h\u1ebft cho 3 v\u00e0 9 <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D <\/span> ","column":2}]}],"id_ques":819},{"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":" Trong c\u00e1c kh\u1eb3ng \u0111\u1ecbnh sau kh\u1eb3ng \u0111\u1ecbnh n\u00e0o \u0111\u00fang <br\/><center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai17/lv1/img\/12.jpg' \/><\/center> ","select":["A. S\u1ed1 t\u1ef1 nhi\u00ean nh\u1ecf nh\u1ea5t l\u00e0 1","B. 2 l\u00e0 h\u1ee3p s\u1ed1","C. 37 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 ","D. S\u1ed1 1 kh\u00f4ng c\u00f3 \u01b0\u1edbc n\u00e0o c\u1ea3"],"hint":"","explain":"<span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> A - Kh\u1eb3ng \u0111\u1ecbnh \"S\u1ed1 t\u1ef1 nhi\u00ean nh\u1ecf nh\u1ea5t l\u00e0 1 \" l\u00e0 <b> SAI <\/b> v\u00ec 0 l\u00e0 s\u1ed1 t\u1ef1 nhi\u00ean nh\u1ecf nh\u1ea5t <br\/> B - Kh\u1eb3ng \u0111\u1ecbnh \"2 l\u00e0 h\u1ee3p s\u1ed1 \" l\u00e0 <b> SAI <\/b> v\u00ec s\u1ed1 2 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1 <br\/> C - Kh\u1eb3ng \u0111\u1ecbnh \"37 l\u00e0 s\u1ed1 nguy\u00ean t\u1ed1\" l\u00e0 <b> \u0110\u00daNG <\/b> <br\/> D - Kh\u1eb3ng \u0111\u1ecbnh \"S\u1ed1 1 kh\u00f4ng c\u00f3 \u01b0\u1edbc n\u00e0o c\u1ea3\" l\u00e0 <b> SAI <\/b> v\u00ec s\u1ed1 1 c\u00f3 1 \u01b0\u1edbc l\u00e0 1 <br\/> <span class='basic_pink'> V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: C <\/span> ","column":2}]}],"id_ques":820}],"lesson":{"save":0,"level":1}}