pls solve and send it plss..
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Given:
L.H.S:√cosecA+1/cosecA-1
taking conjugate
=√cosecA+1/cosecA-1×√cosecA+1/cosecA+1
={√cosecA+1/cosecA-1/(cosecA)^2+(1)^2}^2
=(√cosecA)^2+(1)^2/cosecA^2+1^2
=cosecA+1/cosecA^2+1
=cosA/1-sinA
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