a Given that 2 cos 1 3 sin , show that R cos ( ) 1, where R and are constants to be found b Hence, or otherwise, solve 2 cos 1 3 sin for 0 360 ...

a. Given that 2 cos = 1 + 3 sin , show that R cos (

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a. Given that 2 cos θ = 1 + 3 sin θ, show that R cos (θ + α) = 1, where R and α are constants to be found.

b. Hence, or otherwise, solve 2 cos θ = 1 + 3 sin θ for 0 ≤ θ ≤ 360°.

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

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Question Posted: Aug 12, 2023 05:23 AM

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a. Given that 2 cos = 1 + 3 sin , show that R cos (

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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