名校
1 . 已知矩阵
,向量
,计算
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0136429036b057c26348a5bf8ee2152.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8511eaf25da50659c11a9ccc9a65d3ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68555568c030eb425271141b6511ce89.png)
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2020-03-25更新
|
112次组卷
|
3卷引用:江苏省镇江八校2019-2020学年高三上学期第二次大联考数学试题
2 . 已知矩阵
的逆矩阵
.求矩阵
的特征值和相应的特征向量.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450ae8a2da141d40a7ca095d51bf98de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2020-03-27更新
|
104次组卷
|
2卷引用:2020届江苏省南通市高三下学期3月开学考试数学试题
名校
3 . 已知矩阵
,向量
,计算
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0136429036b057c26348a5bf8ee2152.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1db83f79867f6edfc560881d07ad7379.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68555568c030eb425271141b6511ce89.png)
您最近一年使用:0次
2019-12-04更新
|
153次组卷
|
3卷引用:2016届江苏省苏北三市高三最后一次模拟考试数学试卷
4 . 已知矩阵
,其中
,若点
在矩阵
的变换下得到的点
(1)求实数
的值;
(2)求矩阵
的逆矩阵.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d8f2fe5e9293a1a6569f4b7be7627e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dbcf0320d94734aedd3d4e2e31b9827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697f9bcd4e333efd1d81a1dfe7923542.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
名校
5 . 在平面直角坐标系xOy中,直线x+y﹣2=0在矩阵
对应的变换作用下得到直线x+y﹣b=0(a,b∈R),求a+b的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83e58981059908fdbeb71164f7129c76.png)
您最近一年使用:0次
名校
6 . 设
,若矩阵![](https://staticzujuan.xkw.com/quesimg/Upload/formula/817f135e394d08802b6332b5e66a3cee.png)
把圆
变换为椭圆
.
(1)求
的值;
(2)求矩阵
的逆矩阵
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/817f135e394d08802b6332b5e66a3cee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8754da7a8f94d0e4e37920680e3b05f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7f25834d8218c53cb975c2a2fe7442a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0b4bbfa0ed04cd3c2454d99d64e29c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
您最近一年使用:0次
7 . 已知矩阵
.
(1)求矩阵
的特征值和特征向量;
(2)设
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6913c5fc2e8c6036c891c742ce29cccb.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21502de55ca5bfc37bbee196b8322440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8170186ac6be5f699bcdf968e8940b79.png)
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2020-04-30更新
|
96次组卷
|
2卷引用:江苏省合作联盟学校2019-2020学年高三下学期阶段性调研测试数学试题
名校
8 . 已知矩阵A=
,若矩阵A属于特征值6的一个特征向量为α1=
,属于特征值1的一个特征向量为α2=
,求矩阵A,并写出A的逆矩阵.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/379887e688c9f429c693529ad40f2321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a3015031ff9de10b4666104541542f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a83bc234b9f23b94551a2737e8e17e.png)
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2016-12-03更新
|
697次组卷
|
2卷引用:2015届江苏省南通市通州区高三重点热点专项检测数学试卷
9 . 已知矩阵
的两个特征值为
,
.求直线
在矩阵
对应变换作用下的直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28788dcc8cd0aa50eb3d2376111da926.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abbf277c524060010c4026df547808a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c612b03b0d981eb238858510609620d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3497af3942a788b64c6b91b62a8dbf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29bcdd8c05cd04f46c6f4ba8aa3cb1d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2da6ef88591589f330304297d3abfcb.png)
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10 . 已知矩阵
,列向量
,
,且
.
(1)求矩阵
的逆矩阵
;
(2)求
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef1543491ed4c55728e1bc2af73a6ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ad77f09909a01ee37d23d4f4dc1bcad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae3653fd7a940bc691e60151a6c98722.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6d157735b1e5b220fc474ed14a664.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
您最近一年使用:0次