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解题方法
1 . 已知角
的始边为
轴的非负半轴,终边经过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/570a136ae27fe3ef6d3e0a4a1624486f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff965260797cba7cfb729ea9693aeb9e.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() |
您最近一年使用:0次
A.![]() | B.![]() | C.![]() ![]() | D.![]() |