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घना कदा (य (शि०४७ (18)(७०5७८8- ८ण 6 7. झाग9 = “sing ~ (cosec+cotB)-6 - |
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Answer» LHS=1/(cosecA-cotA) -1/sinA =(cosecA+cotA)/cosec^2A-cot^2A) -cosecA =cosecA+cotA-cosecA =cotA RHS=1/sinA-1/(cosecA+cotA) =cosecA-(cosecA-cotA)/(cosec^2A-cot^2A) =cosecA-(cosecA-cotA) =cotA LHS=RHS |
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