Question

Tìm BCNN {20:60}

Answer 1

20 = 2^2.5

60 = 2^2.3.5

=> BCNN(20 ; 60) = 2^2.3.5 = 60 

Answer 2

Vì 60 chia hết cho 20 => BCNN(20; 60) = 60

Answer 3

60

tick nha

 

Answer 4

BCNN(20;60)

ta có:20=2^2.5

60=2^2.3.5

=>BCNN(20;60)=2^2.3.5=60

tick nha

Answer 5

BCNN(20;60)

ta có:20=2^2.5

60=2^2.3.5

=>BCNN(20;60)=2^2.3.5=60

tick nha

Answer 6

BCNN(20;60)

ta có:20=2^2.5

60=2^2.3.5

=>BCNN(20;60)=2^2.3.5=60