Question

Given the following functions f(x) and g(x), solve (f + g)(3) and select the correct answer below:
f(x) = 2х + 21
g(x) = x-24

A -27
B -21
C 6
D 48

Answer 1

Answer:

c

Step-by-step explanation:

(f+g)(x)=3x-3

(f+g)(3)=3x3-3=6