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Verify the identity. sin (x + y) - sin (x - y) = 2 cos x sin y
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Verify the identity.

sin (x + y) - sin (x - y) = 2 cos x sin y

User Erwan Legrand
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Answer:

Explanation:

Verify the identity. sin (x + y) - sin (x - y) = 2 cos x sin y-example-1
User Jim Jose
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