1 . 若数列
满足:
,且
,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/0be671e4a06849800f62ebbd4a7281b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
A.7 | B.10 | C.19 | D.22 |
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名校
2 . 若数列
满足:
,且
.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/ef5d5bbb8ec7f8e966460b6a106a4bd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bb7147e313f9d9f67d19ecb5f499c05.png)
A.19 | B.22 | C.43 | D.46 |
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2022-04-03更新
|
947次组卷
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5卷引用:安徽省蚌埠市2022届高三下学期第三次教学质量检查理科数学试题
安徽省蚌埠市2022届高三下学期第三次教学质量检查理科数学试题黑龙江省鹤岗市第一中学2021-2022学年高二下学期期中考试数学试题(已下线)理科数学-2022年高考押题预测卷03(全国乙卷)浙江省金华十校2022-2023学年高二上学期期末联考模拟数学试题1(已下线)模块四 专题5 重组综合练(黑龙江)(8+3+3+5模式)(北师大版高二)
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3 . 若数列
满足
,且
,则
( )
![](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/fd8b477c1b29028f92e605e0185dc5e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcd5367f5c88db960f534311d3476ef5.png)
A.0 | B.2 | C.4 | D.74 |
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2020-12-03更新
|
224次组卷
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3卷引用:安徽省蚌埠市第三中学2020-2021学年高三上学期11月月考数学(理)试题
名校
4 . 已知数列
,首项
,前
项和
足
.
(1)求出
,并猜想
的表达式;
(2)用数学归纳法证明你的猜想.
![](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/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a96d91528d4d03d3d11d7e294a93bcc.png)
(1)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/765def622d9ab7d1eb806ed0f8ebe2fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)用数学归纳法证明你的猜想.
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2020-05-08更新
|
354次组卷
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5卷引用:安徽省蚌埠市第三中学2019-2020学年高二下学期期末理科数学试题
安徽省蚌埠市第三中学2019-2020学年高二下学期期末理科数学试题吉林省延边市长白山第一高级中学2019-2020学年高二下学期验收考试数学(理)试卷(已下线)专题20 数学归纳法-2020-2021学年高中数学新教材人教A版选择性必修配套提升训练安徽省滁州市定远县民族中学2021-2022学年高二下学期期中考试数学(理)试题(已下线)4.4 数学归纳法(练习)-2022-2023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)
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5 . 数列
满足
,
,则
( )
![](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/23093a3f4c23494a943e3957596fee92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef7419eab350c5266ebd58156ea7e43a.png)
A.![]() | B.![]() | C.![]() | D.2 |
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2019-12-06更新
|
983次组卷
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4卷引用:安徽省蚌埠市2018-2019学年高一下学期期末数学试题
6 . 在数列
中,
.
(1)求
的值;
(2)猜想
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/3eb895d43ad65835d47c1bc022f5c434.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed529240a883f68f0921e818addeb9c8.png)
(2)猜想
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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2019-07-30更新
|
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2卷引用:安徽省蚌埠市田家炳中学2020-2021学年高二下学期4月月考理科数学试题
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7 . 数列
满足
,
(
且
).若数列
(
)为递增数列,数列
为递减数列,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dce2745788c9606efb2482959381fc7.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3beaa94c8381ead1175f1795bc1dd4d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e575361303595eb25710553337bb2708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e167b43045b3297248e334c41c621b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf637cca53efd4b054a5cbcdb1f15caa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43ade3a1d01605706801e238726e55fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dce2745788c9606efb2482959381fc7.png)
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2019-04-02更新
|
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4卷引用:【市级联考】安徽省蚌埠市2019届高三下学期第二次教学质量检查考试数学(文)试题
8 . 已知数列
前
项和为
,
且
.
求
,
;
求数列
的通项公式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d2348d5068480809ea002ebc2d3261b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81c68c6e1ecc9657768b37ce4ac1767.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33234b1dfb648c2841a95ce41a811338.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f4394eb3b45b67654f786ed0429829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e0cb6b87d3577cda7df5a7e78391771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72faffbf7455999f7644d6e996175b6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d2348d5068480809ea002ebc2d3261b.png)
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2019-03-29更新
|
490次组卷
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2卷引用:【市级联考】安徽省蚌埠市2019届高三第一次教学质量检查考试数学(文)试题