名校
1 . 已知二阶矩阵
的逆矩阵
.
(1)求矩阵
;
(2)设直线
在矩阵
对应的变换的作用下得到直线
,求
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e577d959106b0007c6f8431d27f7cb72.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6261e2ccfee2e4df6e1f2021de5da27e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
您最近一年使用:0次
2 . 已知矩阵
,所对应的变换
将直线
变换为自身,求实数a,b的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3788b837267837f069b387d1c1e7bfc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d6bf3a9c48c3d16d78fa1062f08257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bc1e5b44d6d771f1361f8a521a6ed5a.png)
您最近一年使用:0次
3 . 设点
在矩阵
对应变换作用下得到点
.
(1)求矩阵
;
(2)若直线
在矩阵
对应变换作用下得到直线
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0203b006524305c3d8ee0b6c34cd872b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c66c0f48576f27b690d19d5bbe8d0030.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72478b3d1f0e45a58fc0e4e6f8fc25a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
您最近一年使用:0次
4 . 在平面直角坐标系
中,曲线
的方程为
.设变换
、
对应的矩阵分别为
,
,求曲线
在依次实施变换下
、
后所得曲线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9a724b59c890095baa5cb73e267c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9275bd8ce17fcc4a786510b008414ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a44af5d561dfd9cd5400d593add967a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79649c2ba27089bb838fabf737814dca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9a724b59c890095baa5cb73e267c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9275bd8ce17fcc4a786510b008414ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
您最近一年使用:0次
名校
5 . 已知矩阵
,其中
,若点
在矩阵A的变换下得到的点
.
(1)求实数m,n的值;
(2)求矩阵A的逆矩阵
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff05a6854b3e0476fdf80802c8d3af0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68a83b4093280ea8750677f6828bf47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dbcf0320d94734aedd3d4e2e31b9827.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d76499976f17505ddfabe220bfe7145a.png)
(1)求实数m,n的值;
(2)求矩阵A的逆矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
您最近一年使用:0次
名校
6 . 已知矩阵
,若点
经过变换
后得到点
,求矩阵
的特征值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67b944a84cb88b12a6040e4586013e46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d6bf3a9c48c3d16d78fa1062f08257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5030685d4bfdaba51d78d4678f3e101c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
名校
7 . 已知点
在变换
作用后,再绕原点逆时针旋转
,得到点
.若点
的坐标为
,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e79d3583b37ec4f7cd0b8134aea5453.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ff7caec4fdd8fb54a3ffbff9692414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d03268e486f9fb09a44eca7d8ff7a9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
8 . 已知矩阵
的逆矩阵
.
(1)求矩阵
;
(2)若向量
,计算
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b12486b54321fbf5e6a75b2d48d5bc2.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f4df4fd170c7732cd33cb607fae4778.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ae21b210e60c4618ba522424354aafb.png)
您最近一年使用:0次
2020-07-16更新
|
102次组卷
|
3卷引用:江苏省南通市2020届高三高考数学2.5模试题
9 . 已知矩阵
的一个特征值为2,其对应的一个特征向量为
.
(1)求矩阵A;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8c82801f23fd1c407b3f0635183bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0920368ba6bf1a80cd0ffeb5aadf38a.png)
(1)求矩阵A;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d56f7dda48336b4051c633b4ee85cf20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
您最近一年使用:0次
10 . 已知矩阵
,点
在矩阵
对应的变换作用下变为点
.
(1)求
,
的值;
(2)求矩阵
的特征值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6946bbc978269872c0cbbc659a3070d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d25e70d37af93796965efc8d342185.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6fe915da51b1be6414ac2b92b3cea5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2020-07-15更新
|
89次组卷
|
3卷引用:江苏省徐州市2020届高三下学期考前模拟(四模)数学试题