Question

please answer this question​

Answer 1

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plz open this attached file.

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Answer 2

$\huge\bold\pink{hello!!}$

HERE IS UR ANSWER

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Answer

RHS

√1-cosA/1+cosA

√(1-cosA)²/1²-cos²A

√1-2cosA+cos²A/sin²A

√cosec²A-2cosecAcotA+cot²A

√(cosecA-cotA)²

cosecA-cotA→LHS