已知数列
,
的通项公式分别为
,
,由这两个数列的公共项按从小到大的顺序组成一个新的数列
,则数列
的各项之和为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06ccd55c4a65e330bda62e541d3f6037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d917075babceec9e3ac7be621120c7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
18-19高一下·安徽黄山·期中 查看更多[3]
【全国百强校】安徽省黄山市屯溪第一中学2018-2019学年高一下学期期中考试数学试题(已下线)2019年9月12日 《每日一题》必修5—— 等差数列的前n项和(1)人教B版(2019) 选修第三册 一蹴而就 高考模拟测试卷
更新时间:2019-09-09 17:16:01
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【推荐1】在等差数列
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