Prove that (tanθ-cotθ)/(sinθ cosθ)=tan^2 θ-cot^2 θ.

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Prove that (tanθ-cotθ)/(sinθ cosθ)=tan^2 θ-cot^2 θ.
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Please do post more videos thank you Sir

venkatprasad
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Good explanation thank you so much sir

johnpubg
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I don't get it, how did you skip the top and completely remove tan0?

jonathanyang