1 . 已知矩阵
,
,则矩阵![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e7641b4223fb77a9a712ff9b3ec55bc.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a3e738f9c413a0b1e3de7479b8b244d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249b9b24f590c7dd1de8fd77cb8d5309.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e7641b4223fb77a9a712ff9b3ec55bc.png)
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2020-04-24更新
|
81次组卷
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2卷引用:江苏省徐州市2018-2019学年高二下学期期末理科数学试题
2 . 若矩阵
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450406e17a9b33a778e0b3d57d9ac253.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d02075b3881d5b1ac3f2ddd94f68f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870e8742d4ce3fdb96e1932cf68bf661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450406e17a9b33a778e0b3d57d9ac253.png)
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3 . 用数学归纳法证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d3e784f611dd6fd6cec28c6378cea5.png)
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4 . 把
表示成三阶行列式______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52adf8b32885978990e2cbc0aac79b0a.png)
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5 . 行列式
中,元素
的代数余子式的值是_____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deee3e3491e342e9ff5cf4a296fdf939.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13ce3ebd1112220c639562739f1f9d1.png)
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名校
6 . 已知矩阵
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655f03e4a668cbc836899835285fdd52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26a46e7879436d532af3f4b6e258a81.png)
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12-13高三·上海青浦·期末
7 . 若![](https://img.xkw.com/dksih/QBM/2013/3/27/1571162963451904/1571162968711168/STEM/10685e897b5247a083ed1d6a986403ba.png?resizew=97)
,则
化简后的最后结果等于__________ .
![](https://img.xkw.com/dksih/QBM/2013/3/27/1571162963451904/1571162968711168/STEM/10685e897b5247a083ed1d6a986403ba.png?resizew=97)
![](https://img.xkw.com/dksih/QBM/2013/3/27/1571162963451904/1571162968711168/STEM/a3a1cae94cc141dba4a2668fc9a6e589.png?resizew=128)
![](https://img.xkw.com/dksih/QBM/2013/3/27/1571162963451904/1571162968711168/STEM/6f1a029768984aca9a6e5fddc1a5b8dd.png?resizew=21)
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8 . 【卷号】1570711502495744
【题号】1570711507582976
8 .
关于
的方程
(
是虚数单位)的解是
=_________ .
【题号】1570711507582976
8 .
关于
![](https://img.xkw.com/dksih/QBM/2012/2/3/1570711502495744/1570711507582976/STEM/dcd4555e38e14d3d9bae1a856d571068.png?resizew=13)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e43879718f136a45dd7f4e5038848310.png)
![](https://img.xkw.com/dksih/QBM/2012/2/3/1570711502495744/1570711507582976/STEM/1f01f2a03bc54466902c4f0ac12a1a41.png?resizew=9)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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2012·上海长宁·一模
名校
9 . 行列式
中
的代数余子式的值为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691c9b88cdf1cc3ad2879d836f047e01.png)
![](https://img.xkw.com/dksih/QBM/2012/1/27/1570700601524224/1570700606291968/STEM/d52ac6a3f2224f29b8df58e4f7949c89.png?resizew=24)
您最近一年使用:0次
2016-12-01更新
|
651次组卷
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6卷引用:上海市黄浦区2015-2016学年高二上学期期末数学试题
上海市黄浦区2015-2016学年高二上学期期末数学试题(已下线)2012届上海市长宁区高三教学质量测试理科数学上海市嘉定区封浜高级中学2018-2019学年高二上学期期中数学试题(已下线)上海市华二附中2018-2019学年高二上学期第一次月考数学试题上海市上海交通大学附属中学2020-2021学年高二上学期开学考试数学试题上海市华东师范大学附属周浦中学2020-2021学年高二上学期期中数学试题