Main Profile

At A Glance

Proof of A cos x + B sin x = R cos (x - alpha) : ExamSolutions

In this tutorial you are shown how to prove the above trig. identity. To see the full revision guide on this and other similar identities goto ExamSolutions at http://www.examsolutions.co.uk/maths-tutorials/Core-maths/trigonometry/Identities/Rsin-cos-proofs/revision-guide.php
Length: 08:05

Contact

Questions about Proof of A cos x + B sin x = R cos (x - alpha) : ExamSolutions

Want more info about Proof of A cos x + B sin x = R cos (x - alpha) : ExamSolutions? Get free advice from education experts and Noodle community members.

  • Answer

Ask a New Question