名校
1 . 已知数列
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db31ee758a05c1b6113a6acfb9f664d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbdc7c9fcb03159c3dcb2cf5421b0e10.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
2019次组卷
|
9卷引用:2016-2017学年河北故城县高级中学高二上期中数学试卷
2016-2017学年河北故城县高级中学高二上期中数学试卷河北省唐山市第一中学2019-2020学年高一下学期空中课堂第一次阶段测试数学试题2015-2016学年湖北黄冈中学高二下学期周末测试数学试卷2015-2016学年湖北省黄冈中学高二下第六次周练理数学卷【全国百强校】黑龙江省哈尔滨市第六中学2018-2019学年高一4月月考数学试题山西省吕梁市离石区2018-2019学年高一下学期期末数学试题(已下线)拓展一 利用递推公式求通项公式常用方法(精练)-2020-2021学年一隅三反系列之高二数学新教材选择性必修第二册(人教A版)(已下线)4.1 数列的概念及其表示2课时人教B版(2019) 选修第三册 必杀技 第五章 专题1 利用递推公式求通项公式
2 . 已知数列
满足
,
(1)求
;
(2)猜想数列
的通项公式,并用数学归纳法证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea8d0e50065114b05ef2dc1ea1129cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be7134615bb44c8e942d3ceb05a1fce.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed529240a883f68f0921e818addeb9c8.png)
(2)猜想数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
您最近一年使用:0次
3 . 已知数列
满足
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e1c5a5e82b70fb6195975dfa3b9c98.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e5958d1f0397e1a28222509378a889b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e1c5a5e82b70fb6195975dfa3b9c98.png)
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4 . 已知数列
的首项为
,且满足对任意的
,都有
,
成立,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122767ebd531bf1bb6a718ff63567a87.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/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1597b45ccd9bacd2c4968466aafb31f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dbabcea8b0ef1342338b9f21fce46c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122767ebd531bf1bb6a718ff63567a87.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
1843次组卷
|
2卷引用:2016届河北省衡水中学高三下学期猜题理科数学试卷
名校
解题方法
5 . 设数列
满足:
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7999465d0e871febde66296a0cbf058c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3459f7910a7744f7d395eacb018edc1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15b2560f408fc276f4441080eba5861.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7999465d0e871febde66296a0cbf058c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-02更新
|
1196次组卷
|
6卷引用:2016-2017学年河北省武邑中学高一下学期期中考试数学试题卷
6 . 已知数列
对于任意
,
,有
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611535003399a6cbcf3b0d46114549d6.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03df119858cb90f58bf3a29c1ccf0a94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2810a7bc4b4d2608fbed9f4f7a80e4e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca95a7a258907b1028f3e281d92fedc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611535003399a6cbcf3b0d46114549d6.png)
您最近一年使用:0次
2016-11-30更新
|
1917次组卷
|
10卷引用:2016届河北省衡水中学高三上学期四调理科数学试卷
2016届河北省衡水中学高三上学期四调理科数学试卷河北省秦皇岛市青龙满族自治县实验中学2022-2023学年高二下学期3月月考数学试题2007年普通高等学校招生全国统一考试理科数学卷(江西)江西省安福中学2019-2020学年高一(普通班)下学期线上考试数学试题湖南师大附中2020-2021学年高三上学期月考(四)数学试题2007年普通高等学校招生考试数学(理)试题(江西卷)上海市位育中学2021-2022学年高二上学期期末数学试题江苏省徐州市第七中学2022-2023学年高三上学期12月学情检测数学试题陕西省西安市“名校+”教育联合体(西安建筑科技大学附属中学、西安市第七十一中学等)2020-2021学年高二上学期期中联考理科数学试题广西桂林市桂电中学2021-2022学年高二上学期期中数学试题
2010·河北石家庄·二模
7 . 已知数列
、
的前n项和分别为
、
,
且满足
,
.
(Ⅰ)求
、
的值,并证明数列
是等比数列;
(Ⅱ)试确定实数
的值,使数列
是等差数列.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d737c1047a14cee12a6671383e244fa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89d1f32c1605cfdb8e8855051b9f6ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
且满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fce4229d6cb7d5e1c461bf23f66822f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00c02072351569b73a19749e7e66da6a.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b715e7842b95f654f16056a7c7f2abe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89d1f32c1605cfdb8e8855051b9f6ec.png)
(Ⅱ)试确定实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5fffd330dd6b9241659d790bd2a7fb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f7f4877ec616ff902ce3c83e15f8ff.png)
您最近一年使用:0次