question_answer

If \[\cot \alpha +\tan \alpha =m\] and \[\sec \alpha -\cos \alpha =n,\] then \[{{\left( {{\mathbf{m}}^{\mathbf{2}}}\mathbf{n} \right)}^{\mathbf{2}/\mathbf{3}}}-\text{ }{{\left( \mathbf{m}\text{ }{{\mathbf{n}}^{\mathbf{2}}} \right)}^{\mathbf{2}/\mathbf{3}}}\]is equal to _______

A)  0                                                                    

B)  1           

C)  2                    

D)                    sec\[\theta \]+ cos\[\theta \]

E) None of these