已知角α的终边经过点
,
且
为第二象限角.
(1)求
、
、
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f3aef58d0c62be72da6ccebdbf1d1df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a729bdd594a6583588d8d695d2ecc70d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bae37e7df598efb7b59f726ce34e25c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aae4ae9e449c8cbb5d2b74b8c4a1038f.png)
19-20高一上·四川遂宁·期末 查看更多[5]
四川省遂宁市2019-2020学年高一上学期期末数学试题(已下线)7.2+三角函数的概念(重点练)-2020-2021学年高一数学十分钟同步课堂专练(苏教版2019必修第一册)云南省富源县第六中学2020-2021学年高一上学期数学期末模拟测试题福建省莆田第七中学2020-2021学年高一上学期期末考试数学试题第一章《三角函数》达标检测(二)-【培优题】2020-2021学年高一数学北师大2019版第二册
更新时间:2020-01-04 22:19:12
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【推荐1】已知
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f66be1f73f0a04c07365fb01b64058b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1614f76ae1b4775ebfe327407512980a.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db6062db6b538f51fd3e5e3b4c563ec4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8f4a193deeecbbf30a03af5de514fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/279f494f988328da04cb78bb2fa092db.png)
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