Find the exact value of the following under the given conditions: (a) sin( + ) (b) cos(

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Find the exact value of the following under the given conditions:

(a) sin(α + β)

(b) cos(α + β)

(c) sin(α - β)

(d) tan(α - β)

TT ,0 < B < < a < T; cos B tan a = 3' 2 2

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Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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