1 . 已知矩阵
,矩阵B的逆矩阵
.
(1)求矩阵A的特征值及矩阵B.
(2)若先对曲线
实施矩阵A对应的变换,再作矩阵B对应的变换,试用一个矩阵来表示这两次变换,并求变换后的结果.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c27808e342b2864b11b838ba7f95b632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08876f55ffc5c720564e8e0cba17ce66.png)
(1)求矩阵A的特征值及矩阵B.
(2)若先对曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5558c083d34cbb0a58d3ce1dc6f5778e.png)
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2 . 已知直线l:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a9b769d70cb6f29e965c800921c8ea.png)
(1)矩阵A=
所对应的变换将直线l变换为自身,求a的值;
(2)若一条曲线C在关于直线l的反射变换下变为曲线C′:
,求此反射变换所对应的矩阵B,并求出曲线C的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9a9b769d70cb6f29e965c800921c8ea.png)
(1)矩阵A=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/830b9f23782e11447f567760c4a1a2c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33c79c23bb0fbba11cc94b17eccb2335.png)
(2)若一条曲线C在关于直线l的反射变换下变为曲线C′:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/377a2333ff8c63cbdb20b882d6d5a7ec.png)
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3 . 已知矩阵
,
.
(1)求
;
(2)若曲线
在矩阵
对应的变换作用下得到另一曲线
,求
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaf8e9b67817104d318e66e26f66ed1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf8cced20994d321c3921953f1f2356.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5811c4860222510341b8527f5c40743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/046a760d575caa9e74ff86814d3641f5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca83a3c2edc7a1d19930fc2dea18b45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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2019-04-28更新
|
197次组卷
|
2卷引用:【校级联考】江苏省常州“教学研究合作联盟”2018-2019高二下学期期中考试数学(理)试题
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4 . 已知直线
:
,对它先作矩阵
对应的变换,再作矩阵
对应的变换(其中
),得到直线
:
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5558c083d34cbb0a58d3ce1dc6f5778e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4adff4daf3ba65b8e850e425fd90239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d92db6016835fc3a0dc499e99265a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7de5f4af7b639258455fd9c8892780a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2019-04-18更新
|
390次组卷
|
3卷引用:【校级联考】江苏省泰州中学等2019届高三第二学期联合调研测试数学试题
5 . 若二阶矩阵
满足
.
(1)求二阶矩阵
;
(2)若直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7f79b99dd7845b3d5e48e3e35c1b53.png)
在矩阵
对应的变换作用下得到直线
,求
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a002843114c62a4adc07aa110b9620e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/142c8cc47bac919945c43a9c5d96fb82.png)
(1)求二阶矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a002843114c62a4adc07aa110b9620e0.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f7f79b99dd7845b3d5e48e3e35c1b53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04eed461026f69fe9ab2c5dc12af8ac7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a002843114c62a4adc07aa110b9620e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
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2010·福建厦门·一模
6 . 选考部分
(1)如图,向量
被矩阵M作用后分别变成
,
(Ⅰ)求矩阵M;(Ⅱ)并求
在M作用后的函数解析式;
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/dc1700bd-d555-4cc7-bd49-f34d66857c3f.png?resizew=179)
(2)已知在直角坐标系x0y内,直线l的参数方程为
.以Ox为极轴建立极坐标系,曲线C的极坐标方程为
.若C与L的交点为P,求点P与点A(-2,0)的距离|PA|.
(1)如图,向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13fc4d357d34ed2fb2fa603b508a7f9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a1b2bc4654a1aea875148de2178e98a.png)
(Ⅰ)求矩阵M;(Ⅱ)并求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f85c6c4b88dc525558e3b99ed6f0ff1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/dc1700bd-d555-4cc7-bd49-f34d66857c3f.png?resizew=179)
(2)已知在直角坐标系x0y内,直线l的参数方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3659dd853756932f7630b679349d05a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14dedcefd8f82f0ba6b8af4e2f0877ca.png)
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7 . 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)
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8 . 已知矩阵
.若曲线
在矩阵
对应的变换作用下得到曲线
,求曲线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce127daa83f69314340198bd1444f5fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70feca8eac775ebee7b6d9760e2be6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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2018-12-07更新
|
324次组卷
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2卷引用:【全国百强校】江苏省清江中学2019届高三第二次教学质量调研数学试题
9 . 直线
在矩阵
对应的变换作用下得到直线
的方程为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcefd18333f55a3aa65c444d68feed1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c118499a561194dea7a0993bba86c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354f8e9d6cca157b95877d6540d16fb3.png)
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10 . [选修4-2:矩阵与变换]
设点
在矩阵
对应变换作用下得到点
.
(1)求矩阵
的逆矩阵
;
(2)若曲线C在矩阵
对应变换作用下得到曲线
,求曲线C的方程.
设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b06d4f73baa6dd73f30d603b357b6b44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e119b7fcec8eadb834ba9a5fd4de61f1.png)
(1)求矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5281a7e4f6d37e698366c83fa38d7b6a.png)
(2)若曲线C在矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5281a7e4f6d37e698366c83fa38d7b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69e2474a6e67e3eb0f244b460a8e8011.png)
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2018-08-08更新
|
416次组卷
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5卷引用:江苏省盐城市东台中学2018届高三学业质量监测数学试题
江苏省盐城市东台中学2018届高三学业质量监测数学试题江苏省扬州中学2019-2020学年高三10月月考数学(理)试题江苏省扬州中学2020届高三下学期6月模拟考试数学试题(已下线)【理科附加】专题01 矩阵与变换-2020年高考数学母题题源解密(江苏专版)江苏省苏州市常熟中学2020届高三下学期校内适应性考试数学试题