1 . 已知
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d1578ca69c499a25df59f24a4f213dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c54b0a49c3a554ce899536b1bb3dd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f99639f7163f03c0d33d3f045b2d38cd.png)
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2 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17b6278954fb58f14075e7ad20170d03.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17b6278954fb58f14075e7ad20170d03.png)
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3 . 矩阵
,
,如果
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c889eba5ca1ca4994cfa47089435d76.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de47ec43f43216020fd9090006495b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c310436493ed20b948cbcdaf903aab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c889eba5ca1ca4994cfa47089435d76.png)
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4 . 在
行
列矩阵
中,记位于第
行第
列的数为
,当
时,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77060f356e341b1310443cac9c95766.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7600d2cfbdc6146db96cc545706004f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10e616c9670cf934a39a18c109e63a4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294250dbd576bff3da0a1456cb9a88a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b082ac7abc6ec57de9ee775c0a1f2be.png)
您最近一年使用:0次
2019-11-10更新
|
60次组卷
|
2卷引用:沪教版 高二年级第一学期 领航者 第九章 9.2矩阵的运算(1)
5 . 矩阵
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65b56181fd53e8bb9b94853b0d71ad40.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2af87867f1de9d1a56a8c39edffcef05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac62d6940800184a6426aacfcb10c297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65b56181fd53e8bb9b94853b0d71ad40.png)
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6 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dfd8e7abcb82dceac14a8099a013d5d.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dfd8e7abcb82dceac14a8099a013d5d.png)
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7 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eecfcd5a2e87f48092b49384697c4b1.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eecfcd5a2e87f48092b49384697c4b1.png)
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8 . 解方程组
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf93f3c0bf250ba5f8b641d1d8da142.png)
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9 . 方程组
中系数行列式的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5999813907d3430976346bd2f84c5df.png)
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10 . 解方程组
,并求使得
的实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf9e63b8ffb13fe38a51e6fd57303eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f23be9638a5d5934d0a3c55f3156b81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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