The Maths Habit

Inverse functions

Functions · Higher · 5:35

Worksheet (PDF) Answers (PDF)

Chapters

  1. 0:00Introduction
  2. 0:19Do Now
  3. 1:05Method 1: run the machine backwards
  4. 1:45Method 2: rearrange and swap
  5. 2:22Example 1: f⁻¹(x) and f⁻¹(7)
  6. 2:58Example 2: a minus x term
  7. 3:36Your turn
  8. 4:12Common mistake
  9. 4:44Worksheet and exit question

Practise inverse functions for 15 minutes a day in The Maths Habit, on your phone or in your browser.

Open the app App Store