Math, asked by infernoninja, 1 year ago

(cosecA - cotA)2=1-cosA/1+cosA

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Answers

Answered by sandy1816

1

Step-by-step explanation:

RHS

1-cosA/1+cosA

=(1-cosA)²/1-cos²A

=(1-cosA)²/sin²A

={1-cosA/sinA}²

={1/sinA-cosA/sinA}²

=(cosecA-cotA)²

=LHS

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