名校
1 . 二项式
的展开式中
的系数为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38df1a00f10cb5aa64af460fa2eb7081.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/746e9decc58ae53b1715ebc17b361d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2af9764aa29ce1378f9c6f6c3ceea928.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38df1a00f10cb5aa64af460fa2eb7081.png)
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2018-05-29更新
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5卷引用:贵州省安顺市平坝第一高级中学2018-2019学年高二下学期期末考试数学(理)试题