• 试题 ID 21855


下列矩阵中, 可以经过若干初等行变换得到矩阵 $\left(\begin{array}{llll}1 & 1 & 0 & 1 \\ 0 & 0 & 1 & 2 \\ 0 & 0 & 0 & 0\end{array}\right)$ 的是
A $\left(\begin{array}{llll}1 & 1 & 0 & 1 \\ 1 & 2 & 1 & 3 \\ 2 & 3 & 1 & 4\end{array}\right)$
B $\left(\begin{array}{llll}1 & 1 & 0 & 1 \\ 1 & 1 & 2 & 5 \\ 1 & 1 & 1 & 3\end{array}\right)$
C $\left(\begin{array}{llll}1 & 0 & 0 & 1 \\ 0 & 1 & 0 & 3 \\ 0 & 1 & 0 & 0\end{array}\right)$
D $\left(\begin{array}{llll}1 & 1 & 2 & 3 \\ 1 & 2 & 2 & 3 \\ 2 & 3 & 4 & 6\end{array}\right)$
E
F
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