在直角坐标系
中,若角
始边为
轴的非负半轴,终边为射线
:
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d96119aed277d11c8ce5b186c02abad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
更新时间:2020-09-01 16:22:46
|
【知识点】 由终边或终边上的点求三角函数值解读
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较易
(0.85)
解题方法
【推荐1】角的终边在直线
上,则
的值是
您最近一年使用:0次
填空题-单空题
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较易
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名校
解题方法
【推荐2】已知角
的终边与单位圆
交于点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fbd8995858dd3154634a31fafd18445.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3343645ecb7185e12e9ca10b6238c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fbd8995858dd3154634a31fafd18445.png)
您最近一年使用:0次