名校
1 . 已知
,数列1,1,2,1,1,2,4,2,1,1,2,4,8,4,2,1,···,1,2,4,···,
,
,···,2,1,···的前
项和为
,若
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00725492cf521a4277f03c364998a4cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fe33ffb69050c0627f8eaba1131fcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6006d9e1cfc681c2a3e0cd8331e01652.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd848cb3c43b21e58b059746dee7726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.81 | B.90 | C.100 | D.2021 |
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2022-01-18更新
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9卷引用:广西桂林市、梧州市2022届高三高考联合调研(一模)数学(理)试题