Question

Which of these is part of the prime factorization of 630?

3 with a tiny 2 x 7

5 with a tiny 3

3 with a tiny 3

5 with a tiny 2 x 7​

Answer 1

I don't really get the answer choices but I can show you how I did my work using factor trees.

I put astericks(*these) around the prime #'s(what's in the circles).

630

^

2.* 315

^

5. * 63

^

3.* 21

^

7*. 3*

hope this helps!!