Dik:f(x)=x-4 g(x)=2x-6 Dit: 1.(fog) (x) 2.(gof) (x) 3.f-1(x) 4.g-1(x) 5.(gof) (x)

1.
f o g(x) = f(g(x)) = f(2x-6)
f o g(x) = 2x - 6 - 4
f o g(x) = 2x - 10

2.
g o f(x) = g(x-4)
g o f(x) = 2(x-4) - 6
g o f(x) = 2x - 12

3.
f-¹(x) = x + 4

4.
g-¹(x) = (x+6)/2