What if most common factor of 42 and 15

Question

Adelyn Mcmahon

Mathematics

20 September, 23:11

What if most common factor of 42 and 15

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Answers (2)

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Simone · Answer 1

The prime factorization of 15 is: 3 x 5The prime factorization of 42 is: 2 x 3 x 7The prime factors and multiplicities 15 and 42 have in common are: 33 is the gcf of 15 and 42gcf (15,42) = 3

Zayden Joyce · Answer 2

I think it's 3.

1, 2, 3, 6, 7, 14, 21, 42

1,3,5,15

3 is the common factor