1 . 计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afdb164ae3bf7ccc8c8dd52cb766e011.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afdb164ae3bf7ccc8c8dd52cb766e011.png)
您最近一年使用:0次
2022-04-28更新
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95次组卷
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2卷引用:上海市三校(金山中学、闵行中学、嘉定一中)2022-2023学年高二下学期5月联考数学试题
2 . 设无穷等比数列
的公比
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e2727c0faee8a602bfd908b4607dfc.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eb08ac8920645c616053c845978bdf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e2727c0faee8a602bfd908b4607dfc.png)
您最近一年使用:0次
2019-11-07更新
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198次组卷
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4卷引用:上海市育才中学2024届高三上学期第一次调研检测数学试题