princessanon princessanon 15-02-2019 Mathematics contestada 1. What is (f+g)(x)? f(x)=8x^2+16x+6 g(x)=x^3-3x^2-9 -Choices 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