若数列
中任意连续三项
,
,
,均满足
,则称数列
为跳跃数列.则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50a272adba0f1120109824440f0e252c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b8d5b6045219ea4527202ab131bb2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a1474a7ff515722319205a132a75562.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69dc2d44dfdb07c42acfb6eb6eec1f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.等比数列:1,![]() ![]() ![]() ![]() |
B.数列![]() ![]() ![]() |
C.等差数列不可能是跳跃数列 |
D.等比数列是跳跃数列的充要条件是该等比数列的公比![]() |
更新时间:2023-09-03 20:42:59
|
相似题推荐
【推荐1】已知正项等比数列
满足
,
,若设其公比为
,前
项和为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
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A.![]() |
B.数列![]() |
C.![]() |
D.数列![]() |
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解题方法
【推荐2】已知等比数列
的公比为
,前
项和为
,前
项积为
,且
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.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/b6a24198bd04c29321ae5dc5a28fe421.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f8365233f341451598eb50525a1557a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb09966d983e97f7a99311d2a8a40dad.png)
A.数列![]() | B.数列![]() |
C.若数列![]() ![]() | D.若数列![]() ![]() |
您最近一年使用:0次
多选题
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(0.65)
解题方法
【推荐1】对于数列
,定义:
,称数列
是
的“倒和数列”.下列关于“倒和数列”描述正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7153ea724f256f1421ddfa3ef0088751.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
A.若数列![]() ![]() |
B.若![]() ![]() |
C.若![]() |
D.若![]() |
您最近一年使用:0次
多选题
|
适中
(0.65)
名校
【推荐2】在数列
中,如果对任意
,都有
(
为常数),则称数列
为比等差数列,
称为比公差.则下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/960b682f983b053dc9064cf29c97e250.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6d154000c15177ae1939f52d40409c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbe800542f749c62f26dfd97a3db0052.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/960b682f983b053dc9064cf29c97e250.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.等比数列一定是比等差数列,且比公差![]() |
B.等差数列一定不是比等差数列 |
C.若数列![]() ![]() ![]() |
D.若数列![]() ![]() ![]() |
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