Question

Verify :

[((cotx)/(1+cscx)) + ((1+ cscx) / (cotx))] = 2secx

Answer 1

\[\huge\rm \frac{ \cot x }{ 1 + \csc x } + \frac{ 1 + \csc x }{ \cot x } =2secx\]
1) find common denominator