计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d9fd8e91b3208fb9fe7697cc24cae56.png)
_________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a2ca3ae6de2c2c1ce141d4643d8d5b0.png)
________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/849f91d09cbd3c7b3ff9c0c2f0392a1b.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d9fd8e91b3208fb9fe7697cc24cae56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a2ca3ae6de2c2c1ce141d4643d8d5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/849f91d09cbd3c7b3ff9c0c2f0392a1b.png)
更新时间:2021-03-30 21:13:45
|
【知识点】 利用二次根式的性质化简解读