Help

- Watch and Read
- - Let's Start Thinking
  - Introduction to Inverses
  - Inverses and Graphs
  - A First Look at Inverses and Equations
  - Wrap-Up
  - Alternative Format
- Review
- - Check Your Understanding 1
  - Check Your Understanding 2
  - Explore This 1
  - Check Your Understanding 3
  - Check Your Understanding 4
- Practise
- - Exercises
  - Answers
  - Solutions

Let's Start Thinking

Introduction to Inverses

Celsius and Fahrenheit

Two units for measuring temperature:

\(^\circ\)C (degrees Celsius), one of the metric units for temperature, and
\(^\circ\)F (degrees Fahrenheit), the imperial unit for temperature.

Celsius and Fahrenheit Continued

Key Question: How do we rewrite a function so that the input and output switch?

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Lesson Goals

Determine the inverse of a function given tables or mapping diagrams.
Determine the relationship between the graph of a function and the graph of its inverse.
Determine values of the inverse of \(f(x)\) given an algebraic expression for \(f(x)\).

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