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Year 11 Specialist (Unit 1 & 2) Trigonometry and functions

Simplifying a cos x + b sin x

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Question 1
195659
The expression \(3\cos x+4\sin x\) is written in the form \(R\cos(x-\alpha)\) with \(R>0\). Find the value of \(R\).
5
1 mark

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