Question

Calcule pelo processo da decomposição em fatores primos o minimo nultiplo comum dos numeros A) 25 e 30 B)45 e 120 C)36 e 48 D)150,20 e 25

Answer 1

A)
25, 30 :2
25, 15 :3
25,  5  :5
5 , 1 : 5
1 

mmc=2.3.5.5= 150 

B)
45, 120:2
45, 60:2
45, 30:2
45, 15: 3
15, 5: 3
5, 5 :5
1 

mmc= 2.2.2.3.3.5 = 360 

C)
36, 48: 2
18, 24:2
9, 12: 2
9, 6 :2
9, 3: 3
3, 1: 3
1 

mmc= 2.2.2.2.3.3 = 144

D)
150,20, 25: 2
75, 10, 25: 2
75, 5, 25 :3
25, 5, 25 :5
5,1,5:5
1,1,1

mmc= 2.2.3.5= 60