Question

NEED ANSWERED ASAP!!!!

Let f(x)=x+2 and g(x)=x^2. Find (g*f)(-5)
A. 9
B. -3
C. 49
D. -19

Answer 1

The answer is A

Explanation:

f(x) = x+2

g(x) = x²

g(fx) = (x+2)²

= x²+4x+4

g(fx)(-5) = (-5)²+4(-5)+4

= 25 - 20 + 4

= 9