Question

Find the greatest common factor for the group of terms. -66a^2, 11a^5

11a^5

Answer 1

-66a^2 = -1 * 11 * 2 * 3 * a^2
11 a^5 = 11 * a^2 * a^3

common are a^2 and 11
so I think
11 a^2