Question

Is 8 and 20 are co prime numbers solve

Answer 1

Answer:

Not co- prime.

Step-by-step explanation:

GIVEN:

Numbers 8 and 20.

Definition :

Co- prime numbers are the pairs of Numbers if the only positive integer or factor that divides both of them is only 1.

Prime factorisation :

8 = 1 x 2 x 2 x 2

20 = 1 x 2 x 2 x 5

We can see the common factors of 8 and 20 are

1 x 2 x 2

which gives set of numbers as 1, 2, 4 as factors of both numbers.

So, apart from 1 they have 2 and 4 as common factors.

Hence, we can say that 8 and 20 are not coprime.

Answer 2

Answer:

yes it not co prime because it is not of