1 . 记等比数列
的前
项和为
,若
,则
( )
![](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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d20598a5ba20b62958c1a038ec791238.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5bf00ffa070260e3f6da3ca8910854d.png)
A.6 | B.7 | C.9 | D.10 |
您最近一年使用:0次
2 . “斐波那契”数列由十三世纪意大利数学家斐波那契发现,该数列满足递推关系:
,
.已知数列
为“斐波那契”数列,
为数列
前
项的和,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8323901a49cac29afd7d62864f088077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/120052338d4392f4af664fa590c6071a.png)
![](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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b33920307d016843405d46e7c4b9929.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c612fb2fed7c255a981cff9013063f4f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知数列
满足
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9b6e51986fe5d7a7265e0e93adcb4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cece75986c718719f65c8400772000bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f0af7ae4358ca0531df70a837958e5c.png)
A.![]() | B.![]() | C.1 | D.2 |
您最近一年使用:0次
4 . 数列0,
,4,
,…的一个通项公式为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7163395f9aaa29be7f6b3106ba48b744.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 在等比数列
中,
,则数列
的公比为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9542294b74b83de95daf768f8eb6f3b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.![]() | B.2 | C.![]() | D.3 |
您最近一年使用:0次
2023-07-05更新
|
689次组卷
|
4卷引用:河南省许昌市2022-2023学年高二下学期期末数学试题
河南省许昌市2022-2023学年高二下学期期末数学试题江西省宜春市高安市灰埠中学2022-2023学年高二下学期7月期末数学试题江苏省南通市如皋中学2023-2024学年高三上学期期初测试数学试题(已下线)专题01 数列(6大考点经典基础练+优选提升练)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(新高考专用)
解题方法
6 . 已知数列
,满足
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/582d16fdced371746600c4d0e885a601.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1bae03ee4ac75dacfb026290e4207dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa37e5661af68b263a3ed9030d4e9003.png)
A.18 | B.36 | C.72 | D.144 |
您最近一年使用:0次
解题方法
7 . 已知正项数列
满足
,
,
,且
,则
的前5项和
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57cabe2c6b159e23ac1ddeccc47982a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/614306cc3f34bdee4d5d885b79667645.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知等比数列
中,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75aacff2cbe9f1fa8d53a6d246c9d596.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/026f43a309494cfc6ecab796dcdb54e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9bbe98100c8067ff36ac536d043a85.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知数列1,
,2,
,4,…,根据该数列的规律,16是该数列的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
A.第7项 | B.第8项 |
C.第9项 | D.第10项 |
您最近一年使用:0次
2023-06-20更新
|
378次组卷
|
7卷引用:河南省南阳市六校2023-2024学年高二下学期第二次联考数学试题
河南省南阳市六校2023-2024学年高二下学期第二次联考数学试题江西省新余市分宜县第四中学等2校2022-2023学年高二下学期3月月考数学试题(已下线)模块二 专题1 数列 A基础卷(人教A)江西省赣州市兴国县兴国中学2022-2023学年高二下学期3月月考数学试题(已下线)专题4-1 数列通项及函数性质12种题型归类(讲+练)-【巅峰课堂】2023-2024学年高二数学热点题型归纳与培优练(人教A版2019选择性必修第二册)黑龙江省双鸭山市第一中学2023-2024学年高二下学期开学考试数学试题四川省成都市玉林中学2023-2024学年高二下学期3月诊断性评价数学试题
名校
解题方法
10 . 已知等差数列
的前n项和为
,
,
,则
( )
![](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/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a7310d99f0c27a9d335daa42e480db1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bca8f26c7e2cf5c7c4eaf39b089ae52.png)
A.60 | B.45 | C.30 | D.15 |
您最近一年使用:0次
2023-06-20更新
|
596次组卷
|
4卷引用:河南省周口市项城市第一高级中学等5校2022-2023学年高二下学期3月月考数学试题
河南省周口市项城市第一高级中学等5校2022-2023学年高二下学期3月月考数学试题黑龙江省哈尔滨市第一中学校2023-2024学年高二上学期期末考试数学试卷(已下线)第4.2.2讲 等差数列的前n项和公式(第1课时)-2023-2024学年新高二数学同步精讲精练宝典(人教A版2019选修第二、三册)(已下线)专题4.2 等差数列(5个考点八大题型)(2)