posted by c on .
I am having trouble finding the greatest common factor when there is a variable. I have these two problems I need help with.
1. what is the GCF of 7x^2 and 14x^3
2. what is the GCF of 4x^5 and 6x^7
The exponents are throwing me off.
The first is 7x^2 ...it divides into each.