解题方法
1 . 对数列{an},规定{△an}为数列{an}的一阶差分数列,其中△an=an+1﹣an(n∈N*),规定{△2an}为{an}的二阶差分数列,其中△2an=△an+1﹣△an(n∈N*).
(1)数列{an}的通项公式
(n∈N*),试判断{△an},{△2an}是否为等差数列,请说明理由?
(2)数列{bn}是公比为q的正项等比数列,且q≥2,对于任意的n∈N*,都存在m∈N*,使得△2bn=bm,求q所有可能的取值构成的集合;
(3)各项均为正数的数列{cn}的前n项和为Sn,且△2cn=0,对满足m+n=2k,m≠n的任意正整数m、n、k,都有cm≠cn,且不等式Sm+Sn>tSk恒成立,求实数t的最大值.
(1)数列{an}的通项公式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0dd3ce757a2ad080ece0e34424fb05f.png)
(2)数列{bn}是公比为q的正项等比数列,且q≥2,对于任意的n∈N*,都存在m∈N*,使得△2bn=bm,求q所有可能的取值构成的集合;
(3)各项均为正数的数列{cn}的前n项和为Sn,且△2cn=0,对满足m+n=2k,m≠n的任意正整数m、n、k,都有cm≠cn,且不等式Sm+Sn>tSk恒成立,求实数t的最大值.
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2020-07-25更新
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4卷引用:2020届江苏省扬州市高三下学期5月调研测试数学试题
2020届江苏省扬州市高三下学期5月调研测试数学试题江苏省扬州市2020届高三(5月份)高考数学模拟试题(已下线)专题18 数列中的创新题的解法 微点2 数列中的创新题综合训练2024届高三新高考改革数学适应性练习(九省联考题型)
名校
2 . 对于正整数
,如果
个整数
满足
,
且
,则称数组
为
的一个“正整数分拆”.记
均为偶数的“正整数分拆”的个数为
均为奇数的“正整数分拆”的个数为
.
(Ⅰ)写出整数4的所有“正整数分拆”;
(Ⅱ)对于给定的整数
,设
是
的一个“正整数分拆”,且
,求
的最大值;
(Ⅲ)对所有的正整数
,证明:
;并求出使得等号成立的
的值.
(注:对于
的两个“正整数分拆”
与
,当且仅当
且
时,称这两个“正整数分拆”是相同的.)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3e98bc2c2965734fcb00744baa571b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d714b802f067e591dbed94cf21e433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67629e2f0b66699e5fcd3e03d7861304.png)
且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f098e35319d4e97f558da57cc912ca9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe55f52bd6bba459f9525c8491d6584d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d714b802f067e591dbed94cf21e433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aeb31293357d2351ab5473430ca1ba0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa52d176030f423b47ac2ab31f2709d.png)
(Ⅰ)写出整数4的所有“正整数分拆”;
(Ⅱ)对于给定的整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7af5360bb334463881157ae29fc444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe55f52bd6bba459f9525c8491d6584d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663bbc5767b9cb453cb08e1f0a8e0602.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(Ⅲ)对所有的正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40e7a2584456924fcf48246bc9ccfd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(注:对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe55f52bd6bba459f9525c8491d6584d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d677297d394156d68c8c77e1a830d618.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56afc46a6c052469799e37014d9043a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42f13b66ab5d24dc2ae95c2dd324d569.png)
您最近一年使用:0次
2020-04-06更新
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1069次组卷
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9卷引用:专题08 数列-2020年高三数学(理)3-4月模拟试题汇编
名校
3 . 对于数列
,定义
为数列
的“好数”,已知某数列
的“好数”
,记数列
的前
项和为
,若
对任意的
恒成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12768b10b962491becd451cc2344edfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbae509487017488129b6bdd5c623bc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0154793cb1ae73b08e85822ceee391f2.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/dca8bfde33f35826d7e355679c6485e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2020-02-22更新
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7卷引用:考点20 等差数列与等比数列-2021年新高考数学一轮复习考点扫描
(已下线)考点20 等差数列与等比数列-2021年新高考数学一轮复习考点扫描2020届湖南师范大学附属中学高三月考试卷(三)数学理科试题江西省新余市第一中学2019-2020学年高一3月零班网上摸底考试数学试题新疆哈密市第十五中学2021届高三上学期第一次质量检测数学试题江苏省南通中学2020-2021学年高二上学期期中数学试题江西省新余市第四中学2021届高三上学期第五次段考数学(文)试题(已下线)上海市华东师范大学第二附属中学2022-2023学年高一下学期期末数学试题
4 . 意大利著名数学家斐波那契在研究兔子繁殖问题时,发现有这样一列数:1,1,2,3,5,…,其中从第三项起,每个数等于它前面两个数的和,后来人们把这样的一列数组成的数列
称为“斐波那契数列”,记
为数列
的前
项和,则下列结论正确的是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.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)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2021-01-20更新
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734次组卷
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4卷引用:江苏省无锡市南菁高级中学2020-2021学年高二(强化班)上学期10月第一次阶段性考试数学试题
江苏省无锡市南菁高级中学2020-2021学年高二(强化班)上学期10月第一次阶段性考试数学试题(已下线)专题10 数列(难点)-2020-2021学年高二数学下学期期末专项复习(北师大版2019选择性必修第一册、第二册)广东省揭阳市揭西县河婆中学2020-2021学年高二上学期第二次月考数学试题(已下线)4.3.3 等比数列的前n项和(2)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)
名校
解题方法
5 . 斐波那契数列(
)又称黄金分割数列,因数学家列昂纳多•斐波那契(
)以兔子繁殖为例子而引入,故又称为“兔子数列”.在数学上,斐波纳契数列被以下递推的方法定义:数列
满足:
,
,现从数列的前2024项中随机抽取1项,能被3整除的概率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f74d63d8469ab4bec07447a3ccee932.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9743a3b42f663103fc07789e7ae73df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6aa31de3cf206b657a4ead5e90db443.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb6d217f3118989ed3bc11b31cbb60e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 若数列
满足:存在实数
,使得
对任意
、
都成立,则称数列
为“
倍等阶差数列”.已知数列
为“
倍等阶差数列”.
(1)若
,
,
,求实数
的值;
(2)在(1)的条件下,设
.
①求数列
的通项公式;
②设数列
的前
项和为
,是否存在正整数
、
,且
,使得
、
、
成等比数列?若存在,求出
、
的值,若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f886755029b84ea509e93eaf8bbc17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1bae03ee4ac75dacfb026290e4207dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9dae8e6c9b93458f324f30538a3eb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fa69dde104dcf963e67647e801e0149.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)在(1)的条件下,设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5674b7bb417ca0697c719f608ec669a0.png)
①求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
②设数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da72309d2507e2f5e5ed88d8cc08963.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/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5bbf2770cc61ba381e4a5ee5e1a26c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0833aa85a3389c7fc576b5f55359100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6996aacf881b439908670c81a749ddd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
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名校
7 . 对于
,若数列
满足
,则称这个数列为“
数列”.
(1)已知数列1,
,
是“
数列”,求实数m的取值范围;
(2)是否存在首项为
的等差数列
为“
数列”,且其前n项和
使得
恒成立?若存在,求出
的通项公式;若不存在,请说明理由;
(3)已知各项均为正整数的等比数列
是“
数列”,数列
不是“
数列”,若
,试判断数列
是否为“
数列”,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12d0bd9afdd4e53ff37f5bfcaa1106c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1fd18a909cecbaee7115d6b15631d83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdb5679fa7c34fc2235d2a54d189cfbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
(1)已知数列1,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0623207595425920f16e76a7f8f268b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d7b4bb12628d5ed455d814b8aafa1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
(2)是否存在首项为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4721c1fc0aa816297784fc1adb606829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
(3)已知各项均为正整数的等比数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/205da0adbd75c2012ae402852fde723e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880002f19232d64ec0974a0552527ecb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f329b217e1051b23f0d61023cdc6e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
您最近一年使用:0次
2020-10-21更新
|
892次组卷
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15卷引用:专题20 数列的综合-2020年高考数学母题题源解密(江苏专版)
(已下线)专题20 数列的综合-2020年高考数学母题题源解密(江苏专版)2016-2017学年北京市丰台区高三想上学期一模练习理数试卷2018届北京市北京101中学3月份高三理零模试卷河北省定州中学2018届高三下学期第一次月考数学试题1北京海淀教师进修学校附属实验学校2016-2017学年高一下学期期中考试数学试题江苏省淮安六校联盟2019-2020学年高三年级第三次学情调查理科数学试题2020届江苏省南京市中华中学高三下学期阶段考试数学试题江苏省盐城市第一中学2020届高三下学期6月第二次调研考试数学试题江苏省淮安市淮阴中学2019-2020学年高一下学期期末数学试题湖北省武汉市五校联合体2019-2020学年高一下学期期末数学试题(已下线)微考点4-1 新高考新试卷结构压轴题新定义数列试题分类汇编北京交通大学附属中学2022届高三12月月考数学试题北京市房山区2024届高三上学期入学统练数学试题广东省广州市玉岩中学2023-2024学年高三下学期开学考数学试卷重庆市涪陵第五中学校2024届高三第一次适应性考试数学试题
2020高三·全国·专题练习
解题方法
8 . 若数列{an}满足
=0,则称{an}为“梦想数列”.已知正项数列
为“梦想数列”,且b1+b2+b3=1,则b6+b7+b8=________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa36e358777fff061d52930132f0a957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a1a208706fe64c4a6709e9de5da2bdd.png)
您最近一年使用:0次
2020-10-27更新
|
831次组卷
|
5卷引用:专题6.5 数列的综合应用(精练)-2021届高考数学(文)一轮复习讲练测
(已下线)专题6.5 数列的综合应用(精练)-2021届高考数学(文)一轮复习讲练测(已下线)考向21数列综合运用(重点)-1(已下线)4.3.1 等比数列的概念(2) B提高练湘教版(2019) 选修第一册 突围者 第1章 专项拓展训练3 数列中的数学文化题、新定义题沪教版(2020) 选修第一册 精准辅导 第4章 单元测试卷
9 . 在数列
中,若对任意的
,都有
成立,则称数列
为“差增数列”.
(1)试判断
,
是否为“差增数列”,并说明理由;
(2)若数列
为“差增数列”,且
,
,对于给定得正整数
,求使得
的前
项的和
最小时,
的通项公式;
(3)若数列
为“差增数列”,且
,
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086e9b14c35ef3c57b20f5e952ebf9c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ab958eede2dbad749ba70bb230c88fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ead6ce2f054dbf225425cf91693591.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086e9b14c35ef3c57b20f5e952ebf9c8.png)
(1)试判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4b5779873cb3f4366dbfdb983dec81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ab958eede2dbad749ba70bb230c88fb.png)
(2)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2f6a9131b5a91f911b2f1be3a072a97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a35f2ed93b6befce4074ceabeb646287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.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/5fce83115a50f99e08e9a2db7267aeed.png)
(3)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e785fef7fa390e8d51b9bff6443382e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/103684a39bc199951687981de159975e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ab958eede2dbad749ba70bb230c88fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dcd82fa0e64778b3318b983fa57dcc5.png)
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名校
解题方法
10 . 对于数列
,若从第二项起的每一项均大于该项之前的所有项的和,则称
为
数列.
(1)若
的前
项和
,试判断
是否是
数列,并说明理由;
(2)设数列
是首项为
、公差为
的等差数列,若该数列是
数列,求
的取值范围;
(3)设无穷数列
是首项为
、公比为
的等比数列,有穷数列
,
是从
中取出部分项按原来的顺序所组成的不同数列,其所有项和分别为
,
,求
是
数列时
与
所满足的条件,并证明命题“若
且
,则
不是
数列”.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)若
![](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/6557a073e19a3e7fba1c4e9440590cb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)设数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37167eb5e0b51c0724690bd068f3b201.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
(3)设无穷数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9a724b59c890095baa5cb73e267c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9275bd8ce17fcc4a786510b008414ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80aeefc35c0251e558b90827b1382871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2020-04-07更新
|
935次组卷
|
10卷引用:专题20 数列的综合-2020年高考数学母题题源解密(江苏专版)
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