Respuesta :

Answer:x

x^3+5x^2+16x-3

Step-by-step explanation:

1. What is (f+g)(x)?

f(x)=8x^2+16x+6

g(x)=x^3-3x^2-9

A. x^3+5x^2+16x+3

B. x^3+8x^2+16x-3

C.x^3+5x^2+16x-3

D. 2x^3+5x^2+16x-3

i could be wrong if not B its probably A