• 试题 ID 14112


$\left|\begin{array}{llll}a & 0 & 0 & b \\ 0 & a & b & 0 \\ 0 & b & a & 0 \\ b & 0 & 0 & a\end{array}\right|$
A
B
C
D
E
F
答案:

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解析:

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