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Cos A cot A1 - sin A= 1 + cosec A. |
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Answer» Step-by-step EXPLANATION: cosAcotA^1-SINA COSA x cosA/sinA(1-sinA) cos2A/sinA(1-sinA) 1-sin2A/sinA(1-sinA) (1-sinA) (1+sinA)/sinA(1-sinA) 1+sinA/sinA 1 +cosecA 1+1/sinA sinA+1/sinA rhs = lhs |
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