• 试题 ID 10799


设矩阵 $ A=\left(\begin{array}{rrr}
3 & 0 & -3 \\
1 & 2-2 \\
-1 & 1 & 3
\end{array}\right), B=\left(\begin{array}{rc}
1 & -1 \\
2 & 0 \\
-2 & 1
\end{array}\right) $ , $X$满足$AX=B+2X$, 求 $X$
A
B
C
D
E
F
答案:

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解析:

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