MCQ
જો $A =\left[\begin{array}{ll}\tan \theta & \sec \theta \\ \sec \theta & \tan \theta\end{array}\right]$, તો $A ^{-1}=$_______.
- A$\left[\begin{array}{cc}\tan \theta & -\sec \theta \\ -\sec \theta & \tan \theta\end{array}\right]$
- B$\left[\begin{array}{ll}\tan \theta & \sec \theta \\ \sec \theta & \tan \theta\end{array}\right]$
- ✓$\left[\begin{array}{cc}-\tan \theta & \sec \theta \\ \sec \theta & -\tan \theta\end{array}\right]$
- D$\left[\begin{array}{ll}-\tan \theta & -\sec \theta \\ -\sec \theta & -\tan \theta\end{array}\right]$