Question

Find (f+g)(5) if f(x) = 6x^2 -4x + 20 and g(x)= 5x^2 +8x-1

Answer 1

11x^2+4x+19

Explanation:

1. Combine together: (6x^2 -4x + 20) + (5x^2 +8x-1)

2. Add like terms: 6x^2+5x^2, -4x+8x, 20+(-1)