inverse of g (x)=x-2 over 5

Question

what does this tell you about the relationship between f(x) =5x=2 and g(x)

Answer 1

The inverse of g(x) is g^-1(x) = 5x + 2.

 

Perhaps that's what you wanted to be f(x) and you failed to use SHIFT key when attempting to make the +2 in your typing.