Question

prove tan^2(x/2+pi/4) = (1+sinx)/(1-sinx)

Answer 1

I'll make it easier on you :)

Consider :

\[\theta = (2x + \pi/4)\]

and you'll get :

\[= \tan^2 \theta\]


simplify this one and in the end plug in the value of theta :)

Give it a one more try ^_^