![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6689fbd8cd5478870a4da5d0439c9757.png)
更新时间:2024-05-10 00:29:57
|
【知识点】 逆用和、差角的正切公式化简、求值解读
相似题推荐
填空题-单空题
|
较易
(0.85)
【推荐1】tan 25°-tan 70°+tan 70°tan 25°=________ .
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
名校
解题方法
【推荐2】在
中,内角
,
,
所对的边分别为
,
,
,已知
,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/822b95c3c48b47ec46d40d9e82114255.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4df0593b507886ab442d96ca58e3bd5b.png)
您最近一年使用:0次