1 . 设二阶矩阵
.
(1)求
;
(2)若曲线C在矩阵A对应的变换作用下得到曲线C:6x2-y2=1,求曲线C的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e12ce72dea3e08e90df1bdebfb1fbd5e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
(2)若曲线C在矩阵A对应的变换作用下得到曲线C:6x2-y2=1,求曲线C的方程.
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2 . 已知矩阵
,
,且
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dcbca3478eae63853d2aab5332e2e56.png)
(1)求x,y的值;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f347267bd25c83130c38f6a646eddb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a192222d84cc647d4de37883844f956.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2cd94eeffa55689e70ccc60b00d1db6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dcbca3478eae63853d2aab5332e2e56.png)
(1)求x,y的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4d6049fcec086ea01589dc244ea770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dbf15ee6d518c001aa338fb3c1696f4.png)
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3 . 已知矩阵
.
(1)求
的逆矩阵
;
(2)求圆
经过
变换后所得的曲线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4397108afca112fb223196971b2b5b5d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
(2)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/385b72221d2efe6efc680d115f4e3683.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a84646168f0afc4380043a52b818c35.png)
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2020-05-18更新
|
126次组卷
|
3卷引用:【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)
4 . 若矩阵
,
,求矩阵
的逆矩阵.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08bdb5fc25f83a62f6fd0d127a010410.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd378ddb75ce1bc9acb30ba1c2154796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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5 . 已知
,
是实数,如果矩阵
所对应的变换
把点
变成点
.
(1)求
,
的值.
(2)若矩阵
的逆矩阵为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64468f95518d1de84db21d05f2233a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad42625f296d2a4b65180e2f7b776beb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)若矩阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6cb94d93b169adeffd262c1667257a0.png)
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6 . 设二阶矩阵A=
.
(1) 求A-1;
(2) 若曲线C在矩阵A对应的变换作用下得到曲线C′:6x2-y2=1,求曲线C的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69c863826ce3dd1c68f5e9aa6f6467be.png)
(1) 求A-1;
(2) 若曲线C在矩阵A对应的变换作用下得到曲线C′:6x2-y2=1,求曲线C的方程.
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7 . 点
在矩阵A
下得到点N(3,5),求矩阵A的逆矩阵A-1.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c832f2474efe89961ef41e884da7660c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7a61715055fd7b1f40250dfb06eb23d.png)
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8 . 已知矩阵A=
,其逆矩阵A-1=
,求A2.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60f016e8c5b57d01a7fefa36df637ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a143ec88b2aaf2ec8cc25f8483d4f7.png)
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9 . 已知x∈R,向量
是矩阵A=
的属于特征值λ的一个特征向量,求λ与A-1.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce4c83a95c7cfed4b697c9fd5f53504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e1f04f30a400d95890a0de3318fa01.png)
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10 . 已知a,b,c,d∈R,矩阵A=
的逆矩阵A-1=
.若曲线C在矩阵A对应的变换作用下得到直线y=2x+1,求曲线C的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3724503b27f41015a970524b96d2c9b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/206cbe350fef3f4dd8f4b0ee7876c2a4.png)
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2020-02-25更新
|
126次组卷
|
4卷引用:专题23 矩阵与变换-《巅峰冲刺2020年高考之二轮专项提升》[江苏]