如图,已知角α的顶点与坐标原点重合,始边为x轴正半轴,点P是角α终边上的一点,则
( )
![](https://img.xkw.com/dksih/QBM/2022/1/12/2892964070768640/2916783846604800/STEM/294241d8-af8c-4674-bacb-03f5b36ea006.png?resizew=170)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
![](https://img.xkw.com/dksih/QBM/2022/1/12/2892964070768640/2916783846604800/STEM/294241d8-af8c-4674-bacb-03f5b36ea006.png?resizew=170)
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21-22高三上·山东潍坊·期末 查看更多[2]
更新时间:2022-02-15 09:14:50
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单选题
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适中
(0.65)
解题方法
【推荐1】已知角
的顶点为坐标原点,始边与
轴的非负半轴重合,终边过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fac5410b44942a97053300abfc11ab1b.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/ceded660f847c023d72e168bb46cb0a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fac5410b44942a97053300abfc11ab1b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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适中
(0.65)
名校
【推荐2】已知点M是直线
与单位圆在第一象限内的交点,设
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d585d2d6643471640905d234d9538c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a928cbbf1a41d85fda801c59842fb3fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
解题方法
【推荐1】已知
为锐角,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc89e3ae665ed17bfc3a436b84725ea7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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