1.

Simplify: \(\frac{{\cot \left( {90^\circ - \theta } \right)\sin \left( {180^\circ - \theta } \right)\sec \left( {360^\circ - \theta } \right)}}{{\tan \left( {180^\circ \; + \;\theta } \right)\sec \left( { - \theta } \right)\cos \left( {90^\circ \; + \;\theta } \right)}}\)

A. 2
B. 1
C. -2
D. -1
Answer» E.


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