Trigonometry

Prove that sin^2(Omega) - Cos^2(Omega) / tan(Omega) sin(Omega) + cos(Omega) tan(Omega) = cos(Omega) - cot (Omega) cos (omega)

If could explain, please. That would be great (:

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  1. symbolab(dot com) helps a ton with proving trigonometric identities. its a calculator, but it shows the steps and whatnot.

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