In Exercises 1-4, find the exact value of the trigonometric expression given that sin u = -

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In Exercises 1-4, find the exact value of the trigonometric expression given that sin u = - 7 / 25 and cos v = - 4 / 5.(both u and v are in Quadrant III).
1. cos(u + v)
2. sin(u + v)
3. tan(u − v)
4. cot(v − u)

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Algebra and Trigonometry

ISBN: 978-1337271172

10th edition

Authors: Ron Larson

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Question Posted: Feb 14, 2018 03:20 AM

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In Exercises 1-4, find the exact value of the trigonometric expression given that sin u = -

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In Exercises 14 find the exact value of the trigonometric expression given that sin u 7 25 a...View the full answer

Algebra and Trigonometry

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