(f o f ^-1) (1)= ( ? )

Question

find the inverse of the function

Answer 1

(f o f^-1)(x) = x So, (f o f^-1)(1) = 1 as long as 1 is in the domain of f^-1(x) and f^-1(1) is in the domain of f(x).

Answer 2

Any figure to the power of -1=1/x.

If the power is -2 then you get 1/x^2 etc.