已知
,向量
是矩阵
的属于特征值3的一个特征向量.
(1)求
的值.
(2)若矩阵
满足:
,求矩阵
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38f51e73a484873019c9848feced83e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c84e628ed54db62d40e24a059bb37c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)若矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34d9abeea1a11be4892ed6d4a0134f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
更新时间:2020-03-14 23:53:13
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较易
(0.85)
【推荐2】已知矩阵
,其中
、
,点
在矩阵的变换下得到的点
.
(1)求实数
、
的值;
(2)求矩阵
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c58a98d19c07ee41d4814d2b57f58e8.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68ad0f94243a1600321c4b2b27c307de.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】二阶矩阵A有特征值
,其对应的一个特征向量为
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对应的变换将点
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,求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47e80df9923083f2797fa74c5cd3abf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b878acbeab28d781c547ebe8ae2524b.png)
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您最近一年使用:0次