Question

Let f(x)=2x+2 and g(x)=5x^2+2x
.
After simplifying,
(f∘g)(x) =

Answer 1

10x^2+4x+2

Explanation:

f(g(x))= putting g(x) in the x place of f(x)

so f(g(x))=2(5x^2+2x)+2

=10x^2+4x+2