解题方法
1 . 已知角![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
的终边过点
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75165f8c8ba29a626a4613928e1e6a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf5068593b64fd6af613a9e0334544ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
您最近一年使用:0次
解题方法
2 . 已知
则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a4d595c1a812237a8f08e4c5c1abb60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c1379ebb91b7c968b1da615737577f6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次