Prove the identity. cosh(x + y) = cosh x cosh y + sinh x sinh y

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Prove the identity.

cosh(x + y) = cosh x cosh y + sinh x sinh y

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Calculus Early Transcendentals

ISBN: 978-1285741550

8th edition

Authors: James Stewart

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Question Posted: Feb 26, 2019 11:25 AM

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Prove the identity. cosh(x + y) = cosh x cosh y + sinh x sinh y

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cosh x coshysinh ...View the full answer

Calculus Early Transcendentals

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