Question

prove LHS=RHS. Sec^20-tan^20=1. it is urgent.​

Answer 1

Hello,

Here we go,

Here we go,

Sec² theta - tan² theta = 1

LHS = 1 + tan² theta - tan² theta....................by using formula 1 + tan ² theta = sec² theta

1 = 1 RHS

Hence proved .

I hope my answer will help you.