Question

If f(x)=4^x-8 and g(x) =5x+6, find (f+g)(x)

Answer 1

Answer:

C

Step-by-step explanation:

(f + g)(x) = f(x) + g(x), then

f(x) + g(x)

= $4^{x}$ - 8 + 5x + 6 ← collect like terms

= $4^{x}$ + 5x - 2 → C

Answer 2

(f+g)(x)=f(x)+g(x)=4^x-8+5x+6=4^x-2+5 or 4^x+5x-2 answer is C