Question

For the functions f(x) = -4x² - 2 and g(x) = -3x, find (fog)(x). Make sure to simplify!

Answer 1

`(fog)(x)=-36x^2-2`

Explanation:

In order to solve this problem, you plug in the function of g(x) into f(x)

`(fog)(x)=-4(-3x)^2-2\\=-4(9x^2)-2\\=-36x^2-2`