在平面直角坐标系
中,角
的终边与单位圆交点的横坐标为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.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/4b41a71a163736f93477f058c5c496d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2019-01-14 21:37:31
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相似题推荐
单选题
|
容易
(0.94)
名校
解题方法
【推荐1】如图,过原点的直线与单位圆交于
两点,其中P点在角
的终边上,则P点的横坐标是( )
![](https://img.xkw.com/dksih/QBM/2021/4/29/2710364097363968/2814444109709312/STEM/71ed8c4e-072a-4ab3-9265-c483a1b1aa1a.png?resizew=257)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
![](https://img.xkw.com/dksih/QBM/2021/4/29/2710364097363968/2814444109709312/STEM/71ed8c4e-072a-4ab3-9265-c483a1b1aa1a.png?resizew=257)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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容易
(0.94)
【推荐2】已知角
的终边与单位圆的交于点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc93e33935cce75bb8f9de048bb3bab3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b80751c98f9991b9cfc03923a98834.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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容易
(0.94)
名校
解题方法
【推荐2】角
顶点在原点,始边为x轴正半轴,点
是角
的终边与单位圆的交点,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a3dafa0b710c514ad9e8b875555f72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46902ee9fbd30111d7831f1fc7b79641.png)
A.![]() | B.![]() | C.-3 | D.3 |
您最近一年使用:0次
单选题
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容易
(0.94)
【推荐3】
的化简结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/031d9f41143d68523207c0618e760146.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次