Question

a) mmc(7,8)

b)mmc(10,13)

c) mmc (5,15, 20,60)

d) mmc(10, 3)

e) mmc (4,20).

me ajude por favor ​

Answer 1

A) R.: mmc(7,8) = 56

7,8: 2

7,4: 2

7,2: 2

7,1: 7

-----------

1,1

= 2.2.2.7

= 8.7

= 56

b) R.: mmc(10,13) = 130

10,13: 2

5,13: 5

1,13: 13

1,1

= 2.5.13

= 10.13

= 130

c) R.: mmc (5,15, 20,60)= 60

5,15,20,60: 2

5,15,10,30: 2

5,15,5,15: 3

5,5,5,5: 5

1,1,1,1

= 2.2.3.5

= 4.15

= 60

d) R.: mmc(10, 3)= 30

10,3: 2

5, 3: 3

5,1: 5

-----------

1,1 = 2.3.5

= 6.5

= 30

e) R.: mmc (4,20)= 20

4,20: 2

2,10: 2

1,5: 5

-----------

1,1

= 2.2.5

= 20