[738−203]\left[\begin{array}{ccc}7 & 3 & 8 \\-2 & 0 & 3\end{array}\right][7−23083]
[734−232]\left[\begin{array}{rrr}7 & 3 & 4 \\-2 & 3 & 2\end{array}\right][7−23342]
[735171]\left[\begin{array}{lll}7 & 3 & 5 \\1 & 7 & 1\end{array}\right][713751]
[70−2142]\left[\begin{array}{lll}7 & 0 & -2 \\1 & 4 & 2\end{array}\right][7104−22]