名校
解题方法
1 . 已知函数
的最小正周期为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求函数
的解析式;
(2)若
的角A,B,C所对的边分别为a,b,c,且
,
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a869acd8b5a288d40a3758205420247.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/874adf20cb27b7a20a1f4aafd0920325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de9f231598dc79e24a7b9600ee6fe187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f002f960ec07ea229ed243e2d991d83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-09-16更新
|
462次组卷
|
2卷引用:海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题
名校
解题方法
2 . 设
是公差不为0的等差数列,
,
成等比数列.
(1)求
的通项公式:
(2)设
,求数列
的前
项和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a316124e688e76d6f330ffbea49d427d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6b79027d1aed14fb620bba93a0be316.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a27b515f1a285ff1286ac597cce326b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
您最近一年使用:0次
2023-09-16更新
|
1431次组卷
|
9卷引用:海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题
海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题黑龙江省大庆市肇州县第二中学2023-2024学年高二上学期12月月考数学试题(已下线)第05讲 4.3.2等比数列的前n项和公式(7类热点题型讲练)-【帮课堂】2023-2024学年高二数学同步学与练(人教A版2019选择性必修第二册)(已下线)第07讲 拓展二:数列求和(10类热点题型讲练)-【帮课堂】2023-2024学年高二数学同步学与练(人教A版2019选择性必修第二册)江西省丰城拖船中学2024届高三上学期开学测试数学试题四川省绵阳南山中学2023-2024学年高三一诊模拟考试文科数学试题西藏林芝市第二高级中学2024届高三上学期第二次月考数学(理)试题四川省绵阳南山中学实验学校2023-2024学年高三上学期10月月考(一诊模拟)文科数学试题福建省莆田市第二十五中学2023-2024学年高三上学期期中数学试题
名校
解题方法
3 . 已知数列
中,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
______ .
![](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/50bcf09c6a2b3d34081aed27517f3fe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
您最近一年使用:0次
2023-09-16更新
|
930次组卷
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5卷引用:海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题
海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题(已下线)模块一 专题6 数列的通项公式与求和问题(已下线)4.1 数列的概念(分层练习)-2023-2024学年高二数学同步精品课堂(人教A版2019选择性必修第二册)(已下线)专题32 数列的概念及性质7种常见考法归类 - 【考点通关】2023-2024学年高二数学高频考点与解题策略(人教A版2019选择性必修第二册)(已下线)1.1.2数列的函数特性(分层练习)-2023-2024学年高二数学同步精品课堂(北师大版2019选择性必修第二册)
名校
4 . 正项等比数列
中,
,则
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb12fffe0e4bac82d956b1b6e205d3f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd9a5cad64dc29c81dec266269efa61.png)
您最近一年使用:0次
2023-09-16更新
|
1410次组卷
|
12卷引用:海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题
海南省琼海市嘉积中学2022-2023学年高二上学期期末数学试题甘肃省白银市白银区大成学校2023-2024学年高二上学期月考(一)数学试题(已下线)模块一 专题5 等差数列与等比数列 期末终极研习室(2023-2024学年第一学期)高二人教A版(已下线)第05讲:等差数列和等比数列(必刷12大考题+12大题型)-2023-2024学年高二数学上学期《考点·题型·难点》期末高效复习(人教A版2019)(已下线)专题07 等比数列及其前n项和6种常见考法归类(3)(已下线)4.3等比数列(2)(已下线)第04讲 4.3.1等比数列的概念(6类热点题型讲练)-【帮课堂】2023-2024学年高二数学同步学与练(人教A版2019选择性必修第二册)(已下线)专题4.3 等比数列(5个考点八大题型)(2)(已下线)高二上学期期末考点大通关真题精选100题(4)(已下线)4.3.1 等比数列的概念——随堂检测(已下线)模块一 专题1 数列基础、等差数列和等比数列【讲】高二下人教B版(已下线)模块一 专题2 数列基础、等差数列和等比数列【讲】高二下北师大版
名校
5 . 已知数列
满足
,若
,则下列是数列
的项的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b9cff1a9ceaafab92feca53e701b150.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea8d0e50065114b05ef2dc1ea1129cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
6 . 在
中,内角
所对的边分别为
,
,
,已知
,
,且
的面积为
.
(1)求
;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e8368a019595201123e4738e666273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/256b633bc67729ae23268fc17117a0f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78402004b52882f028aec0491c21527d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbb5a9c67bbafe405f3149596baf960c.png)
您最近一年使用:0次
名校
解题方法
7 . 已知公差不为0的等差数列
满足
(其中
),则
的最小值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6748f02b9bba6455e47211e4d6204bed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d38b6286e5f74b604b9fb639c55d611f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec022e65aafc4fc7dca683ecda67e5b.png)
A.6 | B.16 | C.![]() | D.2 |
您最近一年使用:0次
解题方法
8 . 在
中,角
,
,
的对边分别是
,
,
,已知
,且
,角
为锐角.
(1)求
;
(2)若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e20e72ff51a3009e64571ab91fc450b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c12eb90d871c005b6b7e8fdd98c85b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76854a6bf9c7324f5e5a437a4488b358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
解题方法
9 . 已知数列
的前
项和为
,且
.
(1)求
的通项公式;
(2)证明:
.
![](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/b37b49e6fdd2fbbf0e5b6725084fb12d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b45bf8bd7d2ebeeaef7e5b04d158ce4.png)
您最近一年使用:0次
解题方法
10 . 记等差数列
的前
项和为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03613e0b43e36e09c63d8890c7f950d1.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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d18a581734a2ff1cdd32ec06a37ed14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03613e0b43e36e09c63d8890c7f950d1.png)
您最近一年使用:0次