Use a calculator to evaluate expression. Round your answer to three decimal places. cos 2/5

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Use a calculator to evaluate expression. Round your answer to three decimal places.

cos 2π/5

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Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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Question Posted: Jan 24, 2019 06:14 AM

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Use a calculator to evaluate expression. Round your answer to three decimal places. cos 2/5

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Set the calculator to radian mode cos ...View the full answer

Precalculus

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