解题方法
1 . 已知数列
的通项公式为
,前
项积为
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd1185cac997f45b202c8bf9a33d8186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
A.在数列![]() ![]() | B.在数列![]() ![]() |
C.数列![]() | D.使![]() ![]() |
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2 . 南宋数学家杨辉为我国古代数学研究作出了杰出贡献,他的著名研究成果 “杨辉三 角” 记录于其重要著作《详解九章算法》中, 该著作中的 “垛积术” 问题介绍了高 阶等差数列. 以高阶等差数列中的二阶等差数列为例,其特点是从数列中第二项开始,每一项与前一项的差构成等差数列. 若某个二阶等差数列
的前四项分别为:
,则下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e59eefa7d589908601bc0b2014acd74.png)
A.![]() | B.![]() |
C.数列 ![]() | D.数列 ![]() |
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3 . 已知数列
满足:
,(
,
),数列
是递增数列,则实数
的可能取值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad6ce0589b2ea3cd6a66d5c38a74408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.2 | B.![]() | C.![]() | D.4 |
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解题方法
4 . 设无穷等比数列
的公比为q,其前n项和为
,前n项积为
,并满足条件
,
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3783e69ef5a6a0af566ff4e21ccf03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70cb7b6d14630288595af4d9ad841312.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/939366f52d33ae3f69b101251eaa02da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a6b04dda5bbc81a27babe5766850ba2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad0284119a684a54aef78e41e8d54fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7360813c291191a245d0817a50fd633.png)
A.![]() | B.![]() |
C.![]() ![]() | D.数列![]() |
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5 . 已知数列
的通项公式为
,若
为递增数列,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9eb7605cf0abfe8d463173f112da95a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知函数
,若数列
满足
,且
是递增数列,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee9b22fd8304265ce7544a034249a6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8810bd0d65ba9f1d0b379ca6e677e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 已知
是等差数列,
是等比数列,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
A.![]() |
B.![]() |
C.“![]() ![]() |
D.“![]() ![]() |
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8 . 满足下列条件的数列
是递增数列的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 在数列
中,
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282d7d53f1dcb87eb8048b2d1edf49ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7e643a16d2d53f05d8d4cb73496ec37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b93f8c9c7c3df256961f2cf6ae7cc8dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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2024-04-13更新
|
274次组卷
|
2卷引用:四川省成都市石室中学2023-2024学年高二下学期四月月考数学试题
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10 . 已知数列
的前
项和公式为
,则下列说法正确的是( )
![](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/b336e3cdd979c1edd1b7c5a7949d9298.png)
A.数列![]() ![]() |
B.数列![]() ![]() |
C.数列![]() |
D.数列![]() ![]() ![]() ![]() |
您最近一年使用:0次