Question

F(x) = -x + 5
g(x) = x2 – x +4
Find: (f•g)(x)

Answer 1

`(fog)(x) = - {x}^(2) + x + 9`

Explanation:

`(fog)(x) = f(g(x)) \\ = - ( {x}^(2) - x - 4) + 5 \\ = - {x}^(2) + x + 4 + 5 \\ = - {x}^(2) + x + 9`

I hope I helped you^_^