<p>已知公比为<img src="https://learnfile.20230611.cn/learnAppQuestion/65/4a/654af2e401283b66b62e18c50a851b31.jpg" style="width: 100%;height: auto;">的等比数列<img src="https://learnfile.20230611.cn/learnAppQuestion/96/0c/960c5e5987f93aa92d9be9a4754732de.jpg" s