名校
1 . 数列1,
,
,…的通项公式可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caa585b9257ed0798213a9ae9b87d291.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533a7b702ada1dd80123e4041271d521.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-12-12更新
|
1314次组卷
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11卷引用:浙江省名校协作体2023-2024学年高二下学期2月月考数学试题
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解题方法
2 . 已知数列
的通项公式为
,前
项的和为
,则
取得最小值时
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f323046dc3b755004145635506047216.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/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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解题方法
3 . 已知数列
满足
,
,
,则数列
中的项可能为( )
![](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/3adc5fecd81086ee01e781f576211916.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b4ae4f3d962fe5a92b42c9f19940508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
4 . 已知
且
,数列
的通项满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9bbe98100c8067ff36ac536d043a85.png)
______ ,记
的前
项和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adf14ebc775db2414a5a960badca8960.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3da8da6b610b0cf71161a4c9d6487005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23ceb195fd15dcd821944641e980eb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9bbe98100c8067ff36ac536d043a85.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/adf14ebc775db2414a5a960badca8960.png)
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2卷引用:浙江大学附属中学2021-2022学年高三上学期12月月考数学试题
5 . 已知数列
,
,
,
,n∈N*,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4b5779873cb3f4366dbfdb983dec81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e191086446263b7bbbd93613577c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06fdd335df7f17c4859c1ace40b343a5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 若
表示不超过
的最大整数(如
,
,
),已知
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fab6009ffb15a88bd843a1c2b8d7770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cef814b001f3306f78e3f18abc5164c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dd91692bd3fd4c54b75b9edcf3c70ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d45f0752d39126b517a9e0eec7697cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90e54d0e4badb3a567667d630e03aeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aaee408bdec05bbdfcd4b841a331e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94bedf55d88e2cefb2d8b53f49a0db91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3941c1809cb09e8fdc698453d34117c.png)
A.2 | B.5 | C.7 | D.8 |
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8卷引用:浙江省之江教育评价联盟2019-2020学年高三第二次联考数学试题
浙江省之江教育评价联盟2019-2020学年高三第二次联考数学试题2019届浙江省宁波市高三下学期4月二模数学试题(已下线)专题13 数列的性质应用-冲刺2020高考跳出题海之高三数学模拟试题精中选萃(浙江专版)2019届宁波市高三高考模拟考试数学试题(已下线)专题23 数列的基本知识与概念 -1山西省吕梁市孝义市2023届高三上学期期末模拟数学试题(已下线)第1讲 数列的基本知识与概念5种题型(1)(已下线)专题9 周期数列 微点1 周期数列的定义、性质和判定方法
名校
7 . 已知数列{
}的通项公式是
=
(
),则数列的第5项为
![](https://img.xkw.com/dksih/QBM/2013/6/19/1571247063400448/1571247068454912/STEM/4f31dcfe29d14ae3a687472324bee06e.png)
![](https://img.xkw.com/dksih/QBM/2013/6/19/1571247063400448/1571247068454912/STEM/4f31dcfe29d14ae3a687472324bee06e.png)
![](https://img.xkw.com/dksih/QBM/2013/6/19/1571247063400448/1571247068454912/STEM/9a9eef003f664497bee8cc3679c095cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d726666f99a5a41dd673a2330e377b17.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2卷引用:浙江省杭州市西湖高级中学2019-2020学年高一下学期6月月考数学试题
2012·浙江宁波·一模
8 . 已知数列
,对任意的
满足
,且
,那么
等于_____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f11539515797827d90a6c9f161d82346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/614305d403dc7cfa9c7c03c6f9af9e24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe7bdaaf8b0adf10bf2ef6c1255b1dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc858b7a95c5006a44067022da09f667.png)
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