Prove that tan³Q/(1+tan²Q) + cot³Q/(1+cot²Q) = secQcosecQ-2sinQcosQ

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  1. Baap of Mathematics
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Prove that tan³Q/(1+tan²Q) 0:05:14

Prove that tan³Q/(1+tan²Q) + cot³Q/(1+cot²Q) = secQcosecQ-2sinQcosQ

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