Question

If f(x) = 3^2and g(x)=x+2, find (f •g)(x).

ОА. 3x^2 +6х
ОВ. 3х^3 +6х
Ос. X^3 + 2
OD. 3x +6x^2

Answer 1

Explanation:

(f •g)(x)= 3x² * (x + 2)

= 3x²*x + 3x² *2

=3x³ + 6x²