名校
解题方法
1 . 一张
纸的厚度为
,将其对折后厚度变为
,第
次对折后厚度变为
…,第
次对折后厚度变为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
_________ ,数列
的前
项和为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb7c9d664d8ec66800495ece8f63075.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/940e860c87da75f8c91d8b8125ec6f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce53ca6be16fdd0757c386574e07fb22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da64529bed6e4816c24109e42f879f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d77a906a2d6754f95cc20b2ada145d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/429e78807f021723e796351eb0dcd93a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2021-10-12更新
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808次组卷
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6卷引用:河北省邢台市“五岳联盟”2022届高三上学期10月联考数学试题