Question

HURRY !! For which pairs of functions is (fºg)(x) = 12x?

Answer 1

(fog)(x)=4*(3x)=12x

Explanation:

f(x) = 4x and g(x) = 3x

(fog)(x)

you need take value of g(x), 3x, and put 3x instead of x in f(x) function

(fog)(x)=4*(3x)=12x