名校
解题方法
1 . 已知数列
是等差数列,若
,则数列
的项数
的最大值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9dbd1e7e01653b02f4b0545c5b49368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2022高三·上海·专题练习
解题方法
2 . 对于数列
,如果存在最小的一个常数
,使得对任意的正整数恒有
成立,则称数列
是周期为
的周期数列.设
,数列前
项的和分别记为
,则
三者的关系式___________ ;已知数列
的通项公式为
,那么满足
的正整数
=___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7c1a8a6121a6f52535b121c6304e5b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b2b94cbf8f1acc77ed2618d9ba5756a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9b6de041bc82fee85c8d78272a49069.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80d04c40711df685486acacfff234fa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d917c6c2bc767e1e63b90854c231a290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d917c6c2bc767e1e63b90854c231a290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a118735e2feb0440e055b5ee511cea7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9534ed1c74894c735ffa3c71df721343.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
解题方法
3 . 已知等差数列
满足:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b544153d5c2d05bf1a68a954f301c2cd.png)
,则正整数
的最大值为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b544153d5c2d05bf1a68a954f301c2cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52f12e0ed0d094efd340d4eeeb07895f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2021-08-26更新
|
719次组卷
|
5卷引用:上海市建平中学2020-2021学年高二下学期期中数学试题
上海市建平中学2020-2021学年高二下学期期中数学试题(已下线)第02讲 等差数列-【帮课堂】2021-2022学年高二数学同步精品讲义(苏教版2019选择性必修第一册)上海市川沙中学2021-2022学年高一下学期5月月考数学试题上海市南洋模范中学2021-2022学年高二上学期12月月考数学试题(已下线)专题 11等差数列性质及应用归类(3)
名校
4 .
为等差数列,则使等式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2827d6c1d817a7e569c110c8a4bd070f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d9cc087f00bb2fe816076c34d06e38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1623f073868911f12161faaf8a7b5e.png)
能成立的数列
的项数n的最大值是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2827d6c1d817a7e569c110c8a4bd070f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d9cc087f00bb2fe816076c34d06e38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1623f073868911f12161faaf8a7b5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aac3f454f0de302a00b0f3af45faa99f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
您最近一年使用:0次
2020-01-10更新
|
376次组卷
|
2卷引用:上海市控江中学2018-2019学年高三上学期12月月考数学试题
名校
5 .
为等差数列,则使等式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa4ee6e7b7e76efb272ef11098c61ff.png)
能成立的数列
的项数
的最大值为_________ ;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa4ee6e7b7e76efb272ef11098c61ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70bd3ebcac0a534eb2dce1885ea8b432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次