Prove the identity. tan x + tan y = sin(x + y)/cos x cos y

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Prove the identity.

tan x + tan y = sin(x + y)/cos x cos y

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Calculus

ISBN: 9780495011606

6th Edition

Authors: James Stewart

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Question Posted: Nov 09, 2023 11:51 AM

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Prove the identity. tan x + tan y = sin(x + y)/cos x cos y

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To prove the identity we can start with the righthand side and use the trigonometric identiti...View the full answer

Calculus

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