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Solving for Inverse Functions

Here’s some quick practice on how to solve for inverse functions – you might see a question like this as a #60 on the ACT. This question is usually one of (if not the) hardest questions on the test, but once you know the step-by-step method, this problem type is actually pretty straightforward!

Try the problem on your own first:


Now watch the video:

About the Author:

I’m Rob Schombs, the founder of Reason Prep, creator of these videos, and your test prep tutor. I earned a BA in Chemistry (2006) and an MA in Science and Technology Studies (2009) from Cornell University. In 2010 I started tutoring SAT, ACT, math, chemistry, and writing full-time, and Reason Prep followed shortly after!