1 . A=2-341

• A. $\left[\begin{array}{cc}-1& -3\\ -4& 2\end{array}\right]$
• B. $\left[\begin{array}{cc}3& -1\\ 2& 4\end{array}\right]$
• C. $\left[\begin{array}{cc}1& 0\\ 0& 1\end{array}\right]$
• D. $\frac{1}{10}\left[\begin{array}{cc}-1& 3\\ -4& 2\end{array}\right]$

Answer: Option D

Explanation: