已知
.
(1)求tan α的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/787247cc09a3c2d030846702f4afc7fa.png)
(1)求tan α的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae7ea5acdf7fc03062b53d7f356dc943.png)
更新时间:2023-04-16 19:36:01
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