f (x) = 3x+2 g (X) = 2-x tentukan a. (f o g ) (x) b. (g o f ) (x)

a. (f o g)(x) = f(g(x))
= f(2-x)
=3(2-x)+2
=6-3x+2
=8-3x

b.(g o f)(x) = g(f(x))
=g(3x+2)
=2-(3x+2)
=2-3x-2
=-3x

semoga membantu ^^