解题方法
1 . 若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b729f3bcad3527fd911eb71de25a64f9.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef966cdd137b3b10e290201b4d17542e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee75f71578297687069cb485ba239776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b729f3bcad3527fd911eb71de25a64f9.png)
您最近一年使用:0次
2020-02-14更新
|
169次组卷
|
2卷引用:广西贵港市桂平市2019-2020学年高一上学期期末数学试题