Find the exact value of cos (x-y) if tan(x) =3/4 ,cos (y) =-5/13, ?
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Find the exact value of cos (x-y) if tan(x) =3/4 ,cos (y) =-5/13, ?
Related Book For
Discovering Advanced Algebra An Investigative Approach
ISBN: 978-1559539845
1st edition
Authors: Jerald Murdock, Ellen Kamischke, Eric Kamischke
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