The inverse function of y = f (x + 1) + 1 is?)

The inverse function of y = f (x + 1) + 1 is?)

Change the position of X and y
x=f(y+1)+1
f(y+1)=x-1
So y + 1 = f (- 1 superscript) (x-1)
So y = f (- 1 superscript) (x-1) - 1