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Prove the following D,(cos x) = - sin x (Hint: Apply the identity cos(A + B) = cos A cos B sin A sin B)
Prove the following
D,(cos x) = - sin x (Hint: Apply the identity cos(A + B) = cos A cos B sin A sin B)
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Calculus
Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon
9th edition
131429248, 978-0131429246
