Given that sin A = 8/17, where A is acute, and cos B = 4/5, where
Question:
Given that sin A = 8/17, where A is acute, and cos B = − 4/5, where B is obtuse, calculate the exact value of:
a. sin (A − B)
b. cos (A − B)
c. cot (A − B)
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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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