Question

Factor completely
1. a^3-ab+a^2-b
2. g^5-g

Answer 1

\[ a^3-ab+a^2-b = (1+a) \left(a^2-b\right) \]

\[g^5-g= (g-1) g (1+g) \left(1+g^2\right) \]

Answer 2

Can you do it in steps or explains?