Question

Let f(x)=x+7 and g(x)=x-4 Find f(x) x g(x)

A. X^2-3x-28
B.x^2-3x-11
C. x^2+3x-28
D. x^2+3x-11

Answer 1

Letter C sana makatulong sau

Answer 2

C. x²+3x-28

Explanation:

f(x) = x +7

g(x) = x -4

f(x) · g(x) = (x-4)(x+7)

= x²+7x-4x-28

= x²+3x-28