Diketahui (f•g) (x) =-2+3dan fungsi f(x) =4x-1 maka fungsi g(x)

(f•g)(x) = -2x+3
f(x) = 4x-1

misal g(x) = n

(f•g)(x) = f(g(x))
(f•g)(x) = f(n)
-2x+3 = 4n-1
4n = -2x+4
n = [tex] \frac{-2x+4}{4} [/tex] 
n = [tex] \frac{-x}{2} + 1[/tex]
g(x) = [tex] \frac{-x}{2} + 1[/tex]