Question

prove that √1+sino/√1-sino + √1-sino/√1+sino=2seco​

Answer 1

Step-by-step explanation:

√1+sin x/√1-sin x + √1-sin x/√1+sin x

(1+sin x+1- sinx)/√1-sin x√1+sin x

2/√1- sin^2x

2/cos x

2 sec x