已知
,
,将数列
与数列
的公共项从小到大排列得到新数列
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d4851dc85a9eeaa68d20f60242d021.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd4613271f782a90ab580131d09d03d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e167b43045b3297248e334c41c621b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5643ecb542f045d4fb2156553eb1ab7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc30997d4d0a49298fb512626e02113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d4851dc85a9eeaa68d20f60242d021.png)
2023·上海嘉定·三模 查看更多[4]
上海市嘉定区第一中学2023届高三三模数学试题上海市进才中学2024届高三上学期开学考试数学试题(已下线)第02讲 等差数列及其前n项和(练习)(已下线)重难点突破01 数列的综合应用 (十三大题型)-1
更新时间:2023-06-02 17:47:30
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【推荐1】数列
中,
,
,设
的前n项和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/247f062391da4305a88501163a002661.png)
_______
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(0.65)
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【推荐2】给出数列
如下:
,…,
,…,则该数列的第2022项为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90088997326b44647ff31b315d2cb043.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d24aa6fd7307382223c0c3651140078c.png)
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解题方法
【推荐2】已知数列
的通项公式是
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47701eaeccae3bb54d27104c63c56653.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a8100f98999e472945ab7050af50d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47701eaeccae3bb54d27104c63c56653.png)
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