Question

please answer this question. please friends, help me out.

Given that sin2A + cos2A = 1, prove that cot2A = cosec2A-1.
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Answer 1

Answer:

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Answer 2

Answer:

hi chitrayogee hope my answer finds u in the pink of ur health---

Step-by-step explanation:

it's an easy question just u'll have to analyse it ok dear....

just follow the attachment to get ur desired answer--

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