Determine the values of the given functions as indicated. Find cos15 by using 15 = 60

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Determine the values of the given functions as indicated.

Find cos15° by using 15° = 60° − 45°.

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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Question Posted: Apr 07, 2023 03:45 AM

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Determine the values of the given functions as indicated. Find cos15 by using 15 = 60

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We can use the difference formula for cosine to write cos 15 c...View the full answer

Basic Technical Mathematics

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