1 . 已知正项等比数列
中,
,其前
项和为
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9620357ea5be4037cfdccd09a27d3862.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.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/e90c9d9527f16752b71bc653ba3cf2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0268f9614a812d2d4f28ac94c96e50ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9620357ea5be4037cfdccd09a27d3862.png)
您最近一年使用:0次
名校
2 . 已知正项等比数列
中,
,其前
项和为
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9620357ea5be4037cfdccd09a27d3862.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4be2164a2c67d6163faee87a10942bb.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/e90c9d9527f16752b71bc653ba3cf2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0268f9614a812d2d4f28ac94c96e50ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9620357ea5be4037cfdccd09a27d3862.png)
您最近一年使用:0次
2017-04-28更新
|
630次组卷
|
7卷引用:2017届陕西省咸阳市高三模拟考试(三)数学(文)试卷
3 . 在等比数列
中,已知
是方程
的两根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3480c1588d7838fbc46aea96694fc76e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b078748d6e4f5458365a96486d8dc127.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dbd9ff686703cad03aa383e5fec21.png)
A.1 | B.![]() | C.![]() | D.3 |
您最近一年使用:0次
2017-03-20更新
|
742次组卷
|
3卷引用:2017届陕西省咸阳市高三二模数学(理)试卷
9-10高一下·浙江温州·期中
4 . 已知等比数列
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bb7147e313f9d9f67d19ecb5f499c05.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5542164203cb34b88e2bbb34960f346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bb7147e313f9d9f67d19ecb5f499c05.png)
您最近一年使用:0次
2016-12-03更新
|
500次组卷
|
3卷引用:2019年陕西省咸阳市武功县一模数学(理)试题