Question

If f(x) = -6x and g(x) = -6x + 5, find (fog)

Answer 1

Explanation:

(f o g) is the same as f(g(x))

f(x) = -6x, substitute x with g(x) = -6x+5

f(g(x)) = -6g(x) = -6(-6x+5) = 36x -30

(f o g) = 36x -30