Question

What is the inverse of the function f(x) = 2x + 1?

h(x) =1/2 x – 1/2
h(x) =1/2 x + 1/2
h(x) = 1/2 x – 2
h(x) = 1/2 x + 2

Answer 1

it is f of x =1/2-1/2

Answer 2

`y=2x+1\\ 2x=y-1\\ x=(1)/(2)y-(1)/(2)\\ f^(-1)(x)=(1)/(2)x-(1)/(2)`