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tanA/1+secA-tanA/1-secA=2cosesA |
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Answer» tanA / secA - 1 + tanA / secA + 1 sinA/cosA / 1/ cosA - 1 + sinA/cosA / 1/cosA + 1 on simplifying sinA / 1 - cosA + sinA / 1 + cosA sinA + sinA.cosA + sinA - sinA.cosA / 1 - cos2A 2sinA / sin2A 2 / sinA 2cosecA Like my answer if you find it useful! |
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