Toán hữu hạn Ví dụ

$[\begin{array}{c} 1 & 0 & 0 & - 10 \\ 0 & 1 & 0 & 2 \\ 0 & 0 & 1 & - 4 \end{array}]$

Bước 1

Transpose the matrix by switching its rows to columns.

$[\begin{array}{c} 1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \\ - 10 & 2 & - 4 \end{array}]$