求下列各组数的等比中项:
(1)
和
;
(2)
和
;
(3)
和
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e47e81a68121fad598f1e8be775d458.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6be6e514c2de895c26e09c6de76ad4d0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/025522dcece5957f1fe3a41de5c93ddf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d266a1b19b18649d8691b884123d33c8.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/118933cede78675413dbafac24ee008c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/897aeafa8da0737baa70f64fdf55c269.png)
更新时间:2023-10-11 11:59:44
|
【知识点】 确定等比中项