Question

Let f(x)=-2x^3+5x^2+7x-6 and g(x)=8x^3-5x^2+7x-1. Find f(x)+g(x)=?

Answer 1

6x³ +14x - 7

Explanation:

f(x) + g(x)

= - 2x³ + 5x² + 7x - 6 + 8x³ - 5x² + 7x - 1 ← collect like terms

= 6x³ + 14x - 7