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a) Vì Ư (24) = {1; 2; 3; 4; 6; 8; 12; 24};
Ư (40) = {1; 2; 4; 5; 8; 10; 20; 40};
=> ƯC (24;40) = {1;2;4;8}.
b) Vì B (2) = {0; 2; 4; 6; 8; 10; 12; 14; 16; 18; 20; 22; 24;... };
B(8) = {0,8; 16; 24; 32; 40;...}.
=> BC (2;8) = (0;8; 16;24;32;...}.
a) Vì Ư (24) = {1; 2; 3; 4; 6; 8; 12; 24};
Ư (40) = {1; 2; 4; 5; 8; 10; 20; 40};
=> ƯC (24;40) = {1;2;4;8}.
b) Vì B (2) = {0; 2; 4; 6; 8; 10; 12; 14; 16; 18; 20; 22; 24;... };
B(8) = {0,8; 16; 24; 32; 40;...}.
=> BC (2;8) = {0;8; 16;24;32;...}
c, Ư(20) = {1;2;4;5;10;20}
Ư(30) = {1;2;3;5;6;10;15;30}
=> ƯC (20; 30) = {1;2;5;10}
d, B(10) = {0;10;20;30;40;...}
B(15) = {0;15;30;45;60;...}
=> BC = {0;30;60;90;...}
a: \(Ư\left(16\right)=\left\{1;2;4;8;16\right\}\)
\(Ư\left(24\right)=\left\{1;2;3;4;6;8;12;24\right\}\)
\(ƯC\left(16;24\right)=\left\{1;2;4;8\right\}\)
b: \(Ư\left(20\right)=\left\{1;2;4;5;10;20\right\}\)
\(Ư\left(32\right)=\left\{1;2;4;8;16;32\right\}\)
\(ƯC\left(20;32\right)=\left\{1;2;4\right\}\)
a) Ư (12) = {1;2;3;4;6;12}
Ư (16) = {1;2;4;8;16}
Ư (24) = {1;2;3;4;6;8;12;24}
ƯC (12; 16; 24) = {1;2;4}
b) ƯC (5; 15; 35) = {1;5}
c) BC (8; 12; 24) = {0;24;48}
d) BC (5; 15; 35) = {0;105;210;…}
a) ƯC (24; 12) = {1; 2; 3; 4; 6; 12}
b) ƯC ( 24;16) = {1;2;4;8}
c) ƯC (32;20) = {1;2;4}
d) ƯC ( 24;12;16) = {1;2;4}