prove :- (tan²x/ tan²x-1) + (cosec²x/ sec²x - cosec²x ) = 1/ sin² - cos² Share with your friends Share 1 Rajat Sethi answered this tan2xtan2x-1+cosec2xsec2x-cosec2x=1sin2x-cos2xLHS=tan2xtan2x-1+cosec2xsec2x-cosec2x=sin2xcos2xsin2xcos2x-1+1sin2x1cos2x-1sin2x=sin2xsin2x-cos2x+cos2xsin2x-cos2x=sin2x+cos2xsin2x-cos2x=1sin2x-cos2x=RHS 3 View Full Answer
