C-09-Q170mediumsingle_mcq1−tan260∘1+tan260∘+sin260∘=?\dfrac{1 - \tan^2 60^\circ}{1 + \tan^2 60^\circ} + \sin^2 60^\circ = ?1+tan260∘1−tan260∘+sin260∘=?a14\dfrac{1}{4}41b12\dfrac{1}{2}