Question

plzz give the steps to prove this​

Answer 1

Step-by-step explanation:

first take 2 common in both numerator and denominator.

then (1+sec@)(1-sec@)/(1+cosec@)(1-cosec@)

= 1-sec^2@/1-cosec^2@

=tan^2@/cot^2@= tan^2@*tan^2@=tan^4@