Question: Prove the identity by manipulating the left hand side.. To get correct answer, you must type cos x as cos scos(x). sin(x+y) sin(x -

Prove the identity by manipulating the left hand side.. To get correct answer, you must type cos x as cos scos(x). sin(x+y) sin(x - y) = 2 cos(x) sin(y) = 2 cos(x) sin(y) = 2 cos(x) sin(y) = 2 cos(x) sin(y) = 2 cos(x) sin(y)

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