Question

If f(x) = -3x - 5 and g(x) = 4x - 2, find (f+ g)(x).

Answer 1

-40x

Explanation:

f(x) =-3x-5

g(x) =4x-2

(f+g)(x) =?

now,

f(g(x))

=f(4x-2)

=-3×4x-2-5

=-10×4x

=-40x