Find the exact value of: cos 1 + cos2 +cos3 + ... +cos358 + cos359

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Precalculus Concepts Through Functions A Unit Circle Approach To Trigonometry

ISBN: 9780137945139

5th Edition

Authors: Michael Sullivan

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Question Posted: Jul 16, 2023 02:03 AM

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Find the exact value of: cos 1 + cos2 +cos3 + ... +cos358 + cos359

Question:

cos 1° + cos2° +cos3° + ... +cos358° + cos359°

Step by Step Answer:

To find the exact value of the expression cos 1 cos 2 cos 3 cos 358 cos 359 We can use the identity cosA cosB 2 cosA B 2 cosA B 2 where A 1 and B 359 ...View the full answer

Precalculus Concepts Through Functions A Unit Circle Approach To Trigonometry

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