cos(2æ) Select an identity for cos(x) O cos(x) · cot(x) – sin(æ) O csc(x) O cos(x) – sin(æ) · tan(x) 2 1. | O 2 sin(x) O 2 cos(x)

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A: The given statement is: sin(x-y)sin(x+y)=tan x-tan ytan x+tan y

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Q: evaluate

A: Given integral is evaluated as follows.

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A: Given query is to find the integral.

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A: Please find the solution image in explanation section.Explanation:

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A: Given query is to prove the identity.

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A: We can find the integration as below