Mathematics, 24.08.2019 09:30 codyshs160

Prove the following identity.
[sin(x+y)+sin(x-y)]/[cos(x+y)+cos(x -y)] = tan(x)

Answers: 1

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Prove the following identity.
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More questions: Mathematics Another questions

Prove the following identity. [sin(x+y)+sin(x-y)]/[cos(x+y)+cos(x -y)] = tan(x)

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Another question on Mathematics

Prove the following identity.
[sin(x+y)+sin(x-y)]/[cos(x+y)+cos(x -y)] = tan(x)