1 . 已知
,
,则
与
两个矩阵的积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db73b4b18004d63820ad58932ede95a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa63d90371fdb39fb2b2cc0b57583dc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
2 . 已知
,不等式
的解为
,试求
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ad7d3120afa70839aeeb16c8c43e2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d197bbf147afb95f7f6f976a452de358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
3 . 求矩阵
,满足
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb73b5d787dc980efc7fa8d3dee6b6c3.png)
您最近一年使用:0次
4 . 行列式
的值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8cbb0d92b5d6fe586f70ba99b6f1d68.png)
您最近一年使用:0次
5 . 已知
,
,
.
求(1)
;
(2)
;
(3)
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92897241e445562143ff5189fda68779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae1fb5e85d42b55218f018a13b09d0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c24d2ac3523c259705d29d4091cb33.png)
求(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42ca74817b2425ef4f147246a98acdec.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2667f4762e93995b0bedff7a0b722f4e.png)
您最近一年使用:0次
6 . 直线
与双曲线
交于点
,
,点
的坐标为
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/920fdf4cd0153c43eb7b9130b86de598.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fa37c4c826b5dcfebe86ab6177906.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7e34a29e77ab80f31bb904ef908d3dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
7 . 实数
取________ 时,方程组
有非零解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7ec4d1ed8e06490c79a719a78db9c50.png)
您最近一年使用:0次
8 . 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)
您最近一年使用:0次
9 . 已知矩阵M=
β=
,计算M6β.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c382640c2fa1d4850995ea4b923025e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12df68055572f9b065c5be7d0f2791be.png)
您最近一年使用:0次
10 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc0597b4d82bf0354fc81aa764abb0ae.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dfb746fbcd7b36abc7ae4ae78ca0c69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc0597b4d82bf0354fc81aa764abb0ae.png)
您最近一年使用:0次