Find (f+g)(x) if f(x)=3x+5 and g(x)=-2x^2-5x+3, A. (f+g)(x)=-2x^2=8x=8 B.(f+g)(x)=-2x^2-2x+8 C.(f+g)(x)=-4x+8 D.(f+g)(x)=-2x+8

asked Mar 14, 2019 154k views

0 votes

Find (f+g)(x) if f(x)=3x+5 and g(x)=-2x^2-5x+3,

A. (f+g)(x)=-2x^2=8x=8
B.(f+g)(x)=-2x^2-2x+8
C.(f+g)(x)=-4x+8
D.(f+g)(x)=-2x+8

by JChan

7.7k points

Please log in or register to add a comment.

4 votes

Answer:

Explanation:

Martin Petercak answered Mar 14, 2019

8.1k points

5 votes

(f+g)(x)=f(x)+g(x)= (3x+5) + (-2x^2-5x+3) = -2x^2 -2x +8 (B)

Wayne Kao answered Mar 20, 2019

7.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.5m questions

11.2m answers