• 试题 ID 22553


计算 $$\left|\begin{array}{cccc}
1 & -1 & 1 & x-1 \\
1 & -1 & x+1 & -1 \\
1 & x-1 & 1 & -1 \\
x+1 & -1 & 1 & -1
\end{array}\right|=$$
A
B
C
D
E
F
答案:

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解析:

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