a. Express tan (45 + 30) in terms of tan 45 and tan 30. b. Hence show
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a. Express tan (45° + 30°) in terms of tan 45° and tan 30°.
b. Hence show that tan 75° = 2 + √3.
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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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