已知递增等比数列
的第三项、第五项、第七项的积为512,且这三项分别减去
后成等差数列.则
的公比为_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/412c73872a41744bb74eebfba048d664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
22-23高二下·新疆·期中 查看更多[2]
更新时间:2023-08-08 09:06:50
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