Question

Given f(x) = 9x + 1 and g(x) = x³, choose

the expression for (fºg)(x).
Click on the correct answer.
A-9x^3+1x^3
B-9x^3+1
C-27x^3+3
D-(9x+1)^3

Answer 1

`9x^3 +1`

Explanation:

`(f \circ g)(x)=f(g(x)) \\ \\ =f(x^3) \\ \\ =9x^3 +1`