If f(x)=3x^2 and g(x)= x+2, find (f *g) (x) A. 3x^3+6x B. 3x^2+6x C.3x^3+6x^2 D.x^3+2

Mathematics · High School · Mon Jan 18 2021

Answered on

Given the functions:

f(x)=3x^2 and g(x)= x+2

Find (f *g)

Solution:

In order to find the answer, we simply need to multiply the two functions;

(f * g)(x) = (3x^2)(x + 2)

(f * g)(x) = 3x^3 + 6x^2

Final answer:
(f * g)(x) = 3x^3 + 6x^2