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Download Lesson Resources for Harmonic Identities

Mr Mathematics membership Save hours of planning with the full lesson pack — includes presentation, worksheet and detailed solutions.

What's included in this lesson pack

  • Ready-to-teach PowerPoint presentation
  • Printable student worksheet
  • Scaffolded examples for progress and constant challenge
  • Exam-style questions
  • Answers for checking and feedback

Harmonic Identities

 

Students learn how to derive the harmonic identities using the various addition formulae.

Later, as learning progresses, they use the harmonic identities formulae to solve trigonometric equations.

Scheme of Work
Trigonometry and Modelling

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