Mathematics Inverse Trigonometric Functions 1 Mark Appeared in: 2025 (2 sets) $\left[ \sec^{-1} (-\sqrt{2}) - \tan^{-1} \left$ \frac{1}{\sqrt{3}} \right$ \right]$ is equal to : (A) $\frac{11\pi}{12}$ (B) $\frac{5\pi}{12}$ (C) $-\frac{5\pi}{12}$ (D) $\frac{7\pi}{12}$