Establish the identity. tancot - sin 2 = cos 2

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Establish the identity.

tanθcotθ - sin²θ = cos²θ

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Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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Question Posted: Mar 09, 2019 08:59 AM

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Establish the identity. tancot - sin 2 = cos 2

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Precalculus

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