If is acute, the Half-angle Formula for the sine function is cos/2 = ______.

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If θ is acute, the Half-angle Formula for the sine function is cosθ/2 = ______.

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Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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Question Posted: Apr 01, 2019 11:21 AM

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If is acute, the Half-angle Formula for the sine function is cos/2 = ______.

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Precalculus

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