2014·江西南昌·二模
1 . 已知角
的终边与单位圆交点的横坐标是
,则
的值是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3a5be0fb2bce69064494ce91e3a7ed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a87c180c97d301cd625fb729974754ea.png)
您最近一年使用:0次
2017-02-08更新
|
710次组卷
|
5卷引用:【全国市级联考】湖南省怀化市2018年上期高二期末考试理科数学试题
13-14高二下·江苏扬州·阶段练习
解题方法
2 . 若角
的终边过点
,则
=_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4df67d3181b77ae5b44ee6d582e3f0a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
您最近一年使用:0次
2014-06-26更新
|
1708次组卷
|
3卷引用:2013-2014学年江苏省扬州中学高二下学期月考数学试卷
(已下线)2013-2014学年江苏省扬州中学高二下学期月考数学试卷湖南省长沙市湘郡长德实验学校2020-2021学年高一下学期3月月考数学试题上海市闵行区北京外国语大学附属上海闵行田园高级中学2021-2022学年高一下学期期中数学试题
3 . 已知锐角
终边上一点
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f27a86533e29974c7fa4bc6c4ccda39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
名校
4 . 已知角
的终边经过点
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b893221ec814d1e430945e0fd3c6f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39e49129bc80bb9b119c94d81deb177f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
您最近一年使用:0次
2017-10-06更新
|
675次组卷
|
3卷引用:河北省武强中学2020-2021学年高二下学期期中数学(文)试题
解题方法
5 . 在平面直角坐标系中,角
的顶点与原点重合,始边与x轴非负半轴重合,终边过点
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://img.xkw.com/dksih/QBM/2016/7/4/1572877161103360/1572877166632960/STEM/230cc7b96b5f48c8bd0065876015de44.png?resizew=53)
![](https://img.xkw.com/dksih/QBM/2016/7/4/1572877161103360/1572877166632960/STEM/357f220e8c9f4fc9950a1cf7a71786ad.png?resizew=45)
您最近一年使用:0次
名校
6 . 角
的顶点在坐标原点,始边与
轴的非负半轴重合,点
在角
的终边上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.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/be448e398445f7002d924188b6869716.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
您最近一年使用:0次
7 . 下列各小题中,
是
的充分必要条件的是 ______________ .①
有两个不同的零点;②
是偶函数;③
;④
![](https://img.xkw.com/dksih/QBM/2016/8/11/1572974955003904/1572974961090560/STEM/acffa6ca986d4c13957e46fbe19e91a8.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2016/8/11/1572974955003904/1572974961090560/STEM/118b81bb3d024b038f66fe5b526bb487.png?resizew=13)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff06b7e123e22a29c022a7ff1d18fee2.png)
![](https://img.xkw.com/dksih/QBM/2016/8/11/1572974955003904/1572974961090560/STEM/6c942dd07b9c41b48dc5cc38e81257f0.png?resizew=180)
![](https://img.xkw.com/dksih/QBM/2016/8/11/1572974955003904/1572974961090560/STEM/e83ef05f5b25496489b03136dd9272df.png?resizew=228)
![](https://img.xkw.com/dksih/QBM/2016/8/11/1572974955003904/1572974961090560/STEM/d310b101c80d43aaa11138d385a35e9f.png?resizew=207)
您最近一年使用:0次