A series of college algebra lectures: Understanding Inverse Functions, The Horizontal Line Test, Are Two Functions Inverses of Each Other?, Graphing the Inverse

Understanding Inverse Functions

Introduction to Inverse Functions

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.