已知
,
为锐角,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63e88d9ce4afb1766093727c466c577.png)
________ .
![](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/ee6b1670b2b446ace5bc12d7385b8e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f036dbd538957cd9631bb162a53cf019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63e88d9ce4afb1766093727c466c577.png)
更新时间:2019-03-03 16:14:25
|
相似题推荐
填空题-双空题
|
较难
(0.4)
【推荐1】在
中,已知
,
.锐角
,
满足
.
①当
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
______ ;
②当
取最小值时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2485f5507d6f020c1275d71b4a2c9677.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da34ca79dff70e12ee89de5a28673b39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f86b0835b4360ba6c7f90bcf4b7490.png)
![](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/9652402944c9457e7a8e12a01b283474.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffa3205b1df826d63914dcb55bb3ab43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2359e991570543f3f977bc1ef877287d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2485f5507d6f020c1275d71b4a2c9677.png)
您最近一年使用:0次
填空题-单空题
|
较难
(0.4)
名校
解题方法
【推荐2】已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02993364c994c5ac9935e4f1d1d87453.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08f4ee3dcdc79ce31d34b459b8827be5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02993364c994c5ac9935e4f1d1d87453.png)
您最近一年使用:0次
填空题-单空题
|
较难
(0.4)
名校
解题方法
【推荐3】已知
,则
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb763492a605710b88503df5e177a501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3605596599f1bb619784f520bfbda885.png)
您最近一年使用:0次