Question

Find the inverse function of g(x) = 2x + 4.g -1(x) = 4x + 2 g -1(x) = 2 x + g -1(x) = x - 2g -1(x) = 2x - 4

Answer 1

exchange x and y and solve for y

y=2x+4
x=2y+4
2y=x-4
y = x/2 - 2
g(x)=x/2 - 2