1 . 已知矩阵
.
(1)求
的逆矩阵
;
(2)求矩阵
的特征值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4622761ee489fa191b35617bb1601734.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
(2)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2020-08-10更新
|
125次组卷
|
2卷引用:江苏省南通市名师2020届高三下学期最后一卷数学试题
2 . 已知A
,α
,求A﹣1a.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0829f542a0008cfbf83210d3dad1ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e2a0fd7441c0547f705a86d0a3b057b.png)
您最近一年使用:0次
3 . 已知矩阵
,二阶矩阵
满足
.
(1)求矩阵
;
(2)求矩阵
的特征值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f236966a1aeb41fcf2519a91b152d163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/320d65720e56ddc4c5c2ada5869a4e0b.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次