在等比数列
中,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e4487468ab2823d6dbf7f0ebd2eb38.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2803cba8d834dd8af69ef19e6954fd87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e4487468ab2823d6dbf7f0ebd2eb38.png)
更新时间:2016-12-04 22:03:59
|
【知识点】 等比数列下标和性质及应用
相似题推荐
填空题-单空题
|
较易
(0.85)
名校
解题方法
【推荐1】已知函数
,数列
是正项等比数列,且
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8eec1206d60c437499c7f6b87a989a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5b9121d7ce71bc01f7a4bdc5838076.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28d1de53bb58c33f1764af371d32c7d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e84d037ffff8329a48964ea77d6354da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8eec1206d60c437499c7f6b87a989a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5b9121d7ce71bc01f7a4bdc5838076.png)
您最近一年使用:0次