Question

Multiply the polynomials (a^2 + 3a – 7) and (a + 4). Simplify the answer. Can you please Show your work so that I can know the step by step process?

Answer 1

its like the FOIL process just with an additional term
a^3+3a^2+4a^2-7a+12a-28
combine like terms
a^3+7a^2+6a-28 is the final answer