Prove that : `(sintheta)/(1+costheta)+(1+costheta)/(sintheta)=2"cosec"theta`

Explanation

To prove that

\[ \frac{\sin \theta}{1 + \cos \theta} + \frac{1 + \cos \theta}{\sin \theta} = 2 \csc \theta \]

we will start with the left-hand side (LHS) and simplify it step by step.

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