Prove that sec2A - cosec2A=2sin2A-1/sin2A cos2A Share with your friends Share 0 Jasleen Kaur answered this Its sec^2A rather than sin^2A 2 View Full Answer Umeshkumar answered this Banda 2 Umeshkumar answered this Sec 2 ×cosec 2 is the value 0 Sathvik answered this sec2A-cosec2A = 1/cos2A - 1/sin2A = sin2A- cos2A/sin2A cos2A=sin2A-( 1-sin2A/sin2A cos2A = 2sin2A- 1/sin2A cos2A 0
