Simplify: cosec2 A1+cot2 A [1 MARK]
Formula: 0.5 Mark Application: 0.5 Mark cosec2 A1+cot2 A =cosec2 Acosec2 A =1
Prove that: 1. √sec2A+cosec2A = tanA + cotA
2. sin2A(1+cot2A)+cos2A(1+tan2A) = 2