MCQ
$\left[\begin{array}{cc}\cos \theta & -\sin \theta \\ \sin \theta & \cos \theta\end{array}\right]$ का व्युत्क्रम है।
  • A
    $\left[\begin{array}{ll}-\cos \theta & \sin \theta \\ -\sin \theta & \cos \theta\end{array}\right]$
  • $\left[\begin{array}{cc}\cos \theta & \sin \theta \\ -\sin \theta & \cos \theta\end{array}\right]$
  • C
    $\left[\begin{array}{ll}\cos \theta & -\sin \theta \\ \sin \theta & -\cos \theta\end{array}\right]$
  • D
    इनमें से कोई नहीं

Answer

Correct option: B.
$\left[\begin{array}{cc}\cos \theta & \sin \theta \\ -\sin \theta & \cos \theta\end{array}\right]$
B

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