Unified rotation matrix approaches for trigonometric angle sum and difference identities

Research output: Contribution to journalArticlepeer-review

Abstract

Two alternative approaches to proving the six standard trigonometric angle sum and difference identities are presented. They are suitable for students who have an understanding of rotation matrices.
Original languageEnglish
Pages (from-to)40-43
Number of pages4
JournalAustralian Mathematics Education Journal
Volume2
Issue number1
Publication statusPublished - 2020

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