Question

Calcule.

a) mmc (14,21)
b) mmc (7,3)
c) mmc (15,20)
d) mmc (24,60,96)​

Answer 1

a) 14=2.7

31=3.7

mmc (14,21)=2.3.7=42

b) mmc (7,3)=7.3=21

c) 15=3.5

20=2². 5

mmc (15,20)=2². 3.5=60

d)

24=2³.3

60=2².3.5

$96={2}^{5}.3$

$mmc(24,60,96)={2}^{5}.3.5=480$