| 2 -1 3| × |0 -3|
|-1 2 4| |4 2|
|1 1|
= |0-4 3 -6-2+3|
|0+8+4 3+4+4|
= |-1 -5|
|12 11|
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| 2 -1 3| × |0 -3|
|-1 2 4| |4 2|
|1 1|
= |0-4 3 -6-2+3|
|0+8+4 3+4+4|
= |-1 -5|
|12 11|