Without using your calculator, find the exact value of: a. cos 15 b. sin 75 c. sin

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Without using your calculator, find the exact value of:
a. cos 15°

b. sin 75°

c. sin (120° + 45°)

d. tan 165°

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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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Without using your calculator, find the exact value of: a. cos 15 b. sin 75 c. sin

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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