名校
1 . 已知
是数列
的前
项和,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
________ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f6d2f9704c53877827f4bb0e3bb6844.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e62306440ab4be5305cd550ddae6130.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b46156f515c26c96997054b141ed35b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f6d2f9704c53877827f4bb0e3bb6844.png)
您最近一年使用:0次
2021-11-23更新
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596次组卷
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3卷引用:天津市河东区2021-2022学年高二上学期期末数学试题