CPM Homework Help : INT3 Problem 6-77

What is the inverse of $f(x) = -x + 6?$ Justify your answer.

Hint:

Switch $x$ and $f(x)$ , and solve for $f(x)$ .
Does your answer look familiar?

More Help:

Remember to justify your answer. Does $f^{-1}(f(x)) = x?$ Does $f(f^{-1}(x))=x?$