Cot alpha (tan alpha+ cot alpha)
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Answer:
Cosec²α
Step-by-step explanation:
Cotα (Tanα + Cotα)
= CotαTanα + Cot²α
= 1 + Cot²α (∵ using identity 1 + Cot²θ = Cosec²θ)
= Cosec²α
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