Math, asked by mandeepHundal1514, 1 year ago

Prove that cosA-cosA/1+sinA+sinA=cosecA-1/cosec+1

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Answered by sejal577922

0

cosAcscA+1+cosAcscA−1=2cosAcscA=2sinAcosA=sin2Acos⁡Acsc⁡A+1+cos⁡Acsc⁡A−1=2cos⁡Acsc⁡A=2sin⁡Acos⁡A=sin⁡2A

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