已知
,
,
,且
,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf4aa0e79f03404207ee3da7262922f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32c9bb7fe249c8054979b97fe032eb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5122f4a3ce9717386f47796b1193adde.png)
更新时间:2022-10-19 10:58:33
|
【知识点】 三角恒等式、不等式、最值