Question

Using Prime Factorization Investigation HELP

Answer 1

Ok the idea here is to pull out something common to both of those numbers, but what's left inside the parenthesis cannot share anything common. So here's the first one: pull out a 3 and what is left inside the parenthesis is (2+7); #2. 9(3+5); #3. 16(2+3); #4. 8(11+3); #5. 15(2+5)