Mathematics lessons for IB® Diploma Programme

Analysis and Approaches | Functions

Inverse Functions

Objectives

• Students will discover and discuss the graphical and algebraic relationships a function has with its inverse and the line y=x.
• Students will apply inverse functions to real world situations including temperature and money conversions.
• Students will try to make a connection with how to understand these topics in IB Mathematics courses and on their final assessments.

Vocabulary

• Inverse
• Reflection
• Domain
• Range

About the Lesson

In this activity, students will analyze, interpret and apply the graphical and algebraic relationships between a function and its inverse.