Question

determine o MMC entre: a)18,45,180 b)27,36 c)240,180 d)20,45,70

Answer 1

Oi

o mmc são fatores comuns e não comuns de maiores expoentes.

O mmc de:

a)

18,45,180/2

9,45,90/2

9,45,45/3

3,15,15/3

1,5,5/5

1,1,1

MMC = 2.2.3.3.5 = 180

MMC = 180

b)

27,36/2

27,18/2

27,9/3

9,3/3

3,1/3

1,1

MMC = 2.2.3.3.3 = 108

MMC = 108

c)

240,180/2

120,90/2

60,45/2

30,45/2

15,45/3

5,15/3

5,5/5

1,1

MMC =2.2.2.2.3.3.5 = 720

MMC = 720

d)

20,45,70/2

10,45,35/2

5,45,35/3

5,15,35/3

5,5,35/5

1,1,7/7

1,1,1

MMC = 2.2.3.3.5.7 = 1260

MMC = 1260

Espero ter ajudado.