1 . 设
满足
,其中
是二项式
的展开式中的常数项,则
的通项公式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27bcd21cbe6b001a589fc1bbe44dea13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c25529c94f06f235a1657402a7dff326.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
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2 . 行列式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4987acaaefe9ca0c1b059f74edcc6b65.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4987acaaefe9ca0c1b059f74edcc6b65.png)
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3 . 若
,(
为虚数单位),则复数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/093674d4de31fbcb44d09f548a1b5444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
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4 . 三阶行列式
中元素
的代数余子式为
,则方程
的解为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53e4bf42981cc4e9206a8c89358b2566.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13ce3ebd1112220c639562739f1f9d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
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2018-04-16更新
|
200次组卷
|
2卷引用:上海交通大学附属中学2020届高三下学期开学考试数学试题