Find the inverse of the matrix,if it exists: $\left[\begin{array}{cc}6 & -3 \\ -2 & 1\end{array}\right]$
- A$\frac{1}{6}\left[\begin{array}{cc}1 & 3 \\ 2 & 6\end{array}\right]$
- B$\frac{1}{6}\left[\begin{array}{cc}1 & -3 \\ -2 & 6\end{array}\right]$
- CDoes not exist
- D$\left[\begin{array}{cc}1 & 3 \\ 2 & 6\end{array}\right]$
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