Given that tan = 3/4, and that is acute, a. Find the exact value of:

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Given that tan θ = 3/4, and that θ is acute,

a. Find the exact value of: 

i. Tan 2θ

ii. Sin 2θ

iii. Cos 2θ

b. Deduce the value of sin 4θ.

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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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