Use a half-angle formula to find the exact value of sin 15. Then use a difference formula

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Use a half-angle formula to find the exact value of sin 15°. Then use a difference formula to find the exact value of sin 15°.Show that the answers found are the same.

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Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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Question Posted: Mar 09, 2019 09:48 AM

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Use a half-angle formula to find the exact value of sin 15. Then use a difference formula

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Precalculus

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