[−2234−4201−8]\left[\begin{array}{ccc} -2 & 2 & 3 \\ 4 & -4 & 2 \\ 0 & 1 & -8 \end{array}\right]−2402−4132−8
[−22342201−2]\left[\begin{array}{ccc} -2 & 2 & 3 \\ 4 & 2 & 2 \\ 0 & 1 & -2 \end{array}\right]−24022132−2
[42342201−2]\left[\begin{array}{ccc} 4 & 2 & 3 \\ 4 & 2 & 2 \\ 0 & 1 & -2 \end{array}\right]44022132−2
[−2534−1504−2]\left[\begin{array}{ccc} -2 & 5 & 3 \\ 4 & -1 & 5 \\ 0 & 4 & -2 \end{array}\right]−2405−1435−2