搜题

问题更新时间2023/4/3 12:59:00

12
【单选题】
设实对称矩阵A=|2-20 -21-2 0-20|,则与矩阵A相似的对角阵为

A、
|400 010 00-2|

B、
|100 010 000|

C、
|10001000-2|

D、
|400 010 002|

答案

C错

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第2题

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第4题

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