If sin x = 1/3 and sec y = 5/4 , where x and y lie between
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If sin x = 1/3 and sec y = 5/4 , where x and y lie between 0 and π/2, evaluate the expression.
cos(x + y)
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Related Book For
Calculus Early Transcendentals
ISBN: 9781337613927
9th Edition
Authors: James Stewart, Daniel K. Clegg, Saleem Watson, Lothar Redlin
Question Posted:
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