1 . 已知二阶矩阵
对应的变换将点
变换成
,将点
变换成
.
(1)求矩阵
的逆矩阵
;
(2)若向量
,计算
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d25e70d37af93796965efc8d342185.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb903605c2eabeed82b780f87f8fa52a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bad4ca285fe0124e077b9a40ef57a74d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a372828ee8a1499ab3d67c6be2c8465.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
(2)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5710d7bbcd97b4840c2cd8932a30fdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1439113e554f0940f4f3aa53781b33c.png)
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2 . 已知直线
在矩阵
对应的变换作用下变为直线
:
,则直线
的方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fabb4e3a345de04a56a8bf9781c8603a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354f8e9d6cca157b95877d6540d16fb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baabfd32465e9e50409413d9c1358279.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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3 . 圆C1:
在矩阵M=
对应的变换作用下得到了曲线C2,曲线C2在矩阵N=
对应的变换作用下得到了曲线C3,则曲线C3的方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a79be9ee5b5bf8ba317c98fa5895433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0778688a4b77dc37ee8dddceb826cdb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ad244a7b58320bbc23bc9c3d313f34d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/081cce6dfd25933c621b304f4566196f.png)
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4 . 已知矩阵
,若直线
在矩阵
对应的变换作用下得到直线
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c10393fbcb70c07dc23244b92c9953ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3497af3942a788b64c6b91b62a8dbf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
您最近一年使用:0次
2018-05-17更新
|
418次组卷
|
2卷引用:【全国市级联考】江苏省南京市2018届高三第三次模拟考试数学试题
5 . [选修42:矩阵与变换]
已知矩阵
,若直线
在矩阵
对应的变换作用下得到的直线过点
,求实数
的值.
已知矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/290ff5b523d83b762a1b83b292384936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f26b83e7d3f3224695f7cea7262623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9b851e0f16b39b61fdcf8a11c073c4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
真题
6 . [选修4-2:矩阵与变换]已知矩阵A=
,B=
.
求AB;
若曲线C1;
在矩阵AB对应的变换作用下得到另一曲线C2 ,求C2的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d8c93b8a90040f3e427d1cbf9926976.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5069ed5acf6c1cf007364fb604d90e30.png)
求AB;
若曲线C1;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97add78709064fc22d5549d14507802b.png)
您最近一年使用:0次
2017-08-08更新
|
1846次组卷
|
2卷引用:2017年全国普通高等学校招生统一考试数学(江苏卷精编版)
7 . 已知曲线
在矩阵
对应的变换下得到曲线
,则曲线
的方程为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884a6f948a41e2c8aed9506395a875f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33859c3658f445382eccb5d038fa81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
您最近一年使用:0次
8 . 若点
在矩阵
的变换下分别得到点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57c792203db1af3b45b65dcb86749372.png)
.
(1)求矩阵
;
(2)若曲线
在
的作用下的新曲线为
,求曲线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19ef48a1d17c148ff4ae496f5eb31de6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57c792203db1af3b45b65dcb86749372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6527ae4b8841305f82e7797b68fb9fa1.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f64b7ab668d61bcb8ec6d195c672a81e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
9 . 已知曲线C:x2+2xy+2y2=1,矩阵A=
所对应的变换T把曲线C变成曲线C1,求曲线C1的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e78866af97221da280de9a9f837cc0.png)
您最近一年使用:0次
2016-12-04更新
|
528次组卷
|
2卷引用:2016届江苏省南京市高三第三次模拟考试数学试卷
10 . 在平面直角坐标系
中,设点
在矩阵
对应的变换作用下得到点
,将点
绕点
逆时针旋转
得到点
,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44aca01a206f997ac2b4a6a33a365d53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb56adf3fc42fa57bcefd368f7b81aab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4167feb456b79187e3582a90bdc0ffb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1d0dc43bb6b1b608ea3227c764e2a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4167feb456b79187e3582a90bdc0ffb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd945a6257e23aacb7267292a9f0190c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b6f7f4efae3429323ab74fd764add4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b6f7f4efae3429323ab74fd764add4f.png)
您最近一年使用:0次
2016-12-04更新
|
363次组卷
|
2卷引用:2016届江苏省苏中三市高三第二次调研测试数学试卷