Question

determine.pela decomposição em fatores primos. O mmc de
a)18. 27 e 45
b)18. 30 e 48
c)120. 123 e 20
d)150. 300 e 375
me ajudem pfv ​

Answer 1

✔OLÁ!!!

A)

18 , 27 , 45 /2

9 , 27 , 45 /3

3 , 9 , 15 /3

1 , 3 , 5 /3

1 , 1 , 5 /5

1 , 1 , 1

MMC = 2 . 3² . 3 . 5

MMC = 2 . 9 . 3 . 5

MMC = 270

B)

18 , 30 , 48 /2

9 , 15 , 24 /2

9 , 15 , 12 /2

9 , 15 , 6 /2

9 , 15 , 3 /3

3 , 5 , 1 /3

1 , 5 , 1 /5

1 , 1 , 1

MMC = 2² . 2² . 3² . 5

MMC = 4 . 4 . 9 . 5

MMC = 720

C)

120 , 123 , 20 /2

60 , 123 , 10 /2

30 , 123 , 5 /2

15 , 123 , 5 /3

5 , 41 , 5 /5

1 , 41 , 1 /41

1 , 1 , 1

MMC = 2² . 2 . 3 . 5 . 41

MMC = 4 . 2 . 3 . 5 . 41

MMC = 4920

D)

150 , 300 , 375 /2

75 , 150 , 375 /2

75 , 75 , 375 /3

25 , 25 , 125 /5

5 , 5 , 25 /5

1 , 1 , 5 /5

1 , 1 , 1

MMC = 2² . 3 . 5² . 5

MMC = 4 . 3 . 25 . 5

MMC = 1500