Question

Which shows 63 factored into powers of prime numbers?   A. 9 • 7   B. 32 • 7   C. 33 • 7   D. 3 • 3 • 7

Answer 1

The right answer is D

Answer 2

Hi!

To find the prime factorization of a number, keep dividing by the smallest factor that goes into it.

63/3 = 21

21/3 = 7

7/7 = 1

3 · 3 · 7 = 63

The answer is D. 3 · 3 · 7

Hope this helps! :)

-Peredhel