Equal form of identity: cot θ and tan θ — task. Maths TNSB Mentoring, Class 10.

\(1 + \frac{cot^2 \ \theta}{1 + cosec \ \theta} =\) ____________

\(sin θ \ cosec \ θ\)
\(1 + cosec \ \theta\)
\(cosec \ \theta\)
\(tan \ θ \ cosec \ θ\)

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