Question

How do you find the equation for the inverse of `y=1/3x`?

Answer 1

`f^-1(x)=3x`

Explanation:

`f(x)=(1/3)x`

`y=(1/3)x` => switch x & y:

`x=(1/3)y` => solve for y:

`y=3x`

`f^-1(x)=3x` => inverse function