If sin b = a, which of the following could be the value of cos (b +
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If sin b = a, which of the following could be the value of cos (b + π)?
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A) B) √a² -1 2 a² - 1 -√√₁-a² C) D) 1-a²
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Related Book For
McGraw-Hill Education SAT 2017
ISBN: 9781259641657
1st Edition
Authors: Christopher Black, Mark Anestis
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