a Show that (sin A cos A) 2 1 sin 2A b Hence find the exact value of (sin 8 7 8 cos ...

a. Show that (sin A + cos A) 2 1 + sin 2A. b. Hence find

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a. Show that (sin A + cos A)² ≡ 1 + sin 2A.

b. Hence find the exact value of

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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 11, 2023 07:12 AM

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a. Show that (sin A + cos A) 2 1 + sin 2A. b. Hence find

Question:

(sin ㅠ 8 7 8 + cos-

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a sin A cos A2 si...View the full answer

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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