A、<img width="22" height="38" src="https://static.tiw.cn//s/tiw/p3/UpLoadImage/2013-05-07/84ebaa6a-57af-4e60-9367-d8f0569ca004.png">
B、<img width="20" height="40" src="https://static.tiw.cn//s/tiw/p3/UpLoadImage/2013-05-07/5fba54e6-cd64-485d-a66e-05aeb3e2584d.png">
C、<img width="31" height="37" src="https://static.tiw.cn//s/tiw/p3/UpLoadImage/2013-05-07/a9cf0bd5-1519-467a-8ede-a56e5c57b855.png">
D、<img width="29" height="19" src="https://static.tiw.cn//s/tiw/p3/UpLoadImage/2013-05-07/33447616-3de5-478e-9b89-b6b0642c34c0.png">
A、<img width='22' height='38' src='/s/tiw/p3/UpLoadImage/2013-05-07/84ebaa6a-57af-4e60-9367-d8f0569ca004.png'>
B、<img width='20' height='40' src='/s/tiw/p3/UpLoadImage/2013-05-07/5fba54e6-cd64-485d-a66e-05aeb3e2584d.png'>
C、<img width='31' height='37' src='/s/tiw/p3/UpLoadImage/2013-05-07/a9cf0bd5-1519-467a-8ede-a56e5c57b855.png'>
D、<img width='29' height='19' src='/s/tiw/p3/UpLoadImage/2013-05-07/33447616-3de5-478e-9b89-b6b0642c34c0.png'>
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正确答案
试题解析
由矩阵特征值的性质,2A的特征值为2λ
0,因此(2A)
-1的特征值为
。