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