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分类: 数学3 (军队文职)
发布时间: 2023-11-03 09:29
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A.
B.
C.P(A B)=P (A)P (B)
A.P(A
B.≠P
C.P
正确答案是C
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已知4阶矩阵A~ B，A的特征值为3,4,5,6，E为4阶单位矩阵，则|B-E|=()
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↑
A.
B.
C.P(A
B)=P
(A)P
(B)
A.
B.
C.P(A
B)=P
(A)P
(B)