名校
解题方法
1 . 如图带有坐标系的单位圆O中,设
,
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6276ff5468f5aa9c6eaff479c26cc7.png)
(2)若
,
,
,
,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08517b94b81cf2edff3d09d7073412fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bce3fc8fa60045af4c75e596d956e17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23aaac864fc78d73e2248327433e3d7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e6276ff5468f5aa9c6eaff479c26cc7.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d394016b9fecac73f38cbc4ff18dee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59f07029c97c324d32f258f18a96654a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d590efabf20f5e49b138aceb068a71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1615dd4f2f844053c39f552fe03e8621.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
您最近一年使用:0次
2020-09-04更新
|
1122次组卷
|
3卷引用:江苏省南通市通州区金沙中学2022-2023学年高一下学期3月质量监测数学试题
解题方法
2 . 在平面直角坐标系中,角
与角
均以
轴非负半轴为始边,它们的终边关于
轴对称,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/994d6e7f47b3b98aa848c05d0af8f65e.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4306b944f46c6f8820960a57059a393.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/994d6e7f47b3b98aa848c05d0af8f65e.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9865a69bb2290e77aa77bfaad6db12dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c12b88b8d2c45fef05df7fd2fead00e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20bb242197a8f27c563e343beb07f6c7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-02-18更新
|
1257次组卷
|
4卷引用:江苏省南通市海安高级中学2018-2019学年高一下学期6月月考数学试题
名校
4 . 若
,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f929c7e39939281cd1baeabefe1aeb.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5db64feb6bfa180fd4a1e3f346a105e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb21fde4ff820b2e98a835db18732bb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2690b3eed43e96937fb6e8f308d34f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5cf0909cb43f45b09e669e039a86256.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f929c7e39939281cd1baeabefe1aeb.png)
您最近一年使用:0次
2020-02-13更新
|
629次组卷
|
4卷引用:江苏省常州市第二中学2023-2024学年高一下学期3月月考数学试卷
江苏省常州市第二中学2023-2024学年高一下学期3月月考数学试卷安徽省合肥市第六中学2019-2020学年高一上学期期末数学试题安徽省合肥一中,八中、六中2019-2020 学年高一上学期期末联考数学试题(已下线)专题22 三角恒等变换-【高效预习】2021-2022学年高一数学上学期新课预学案(人教A版2019必修第一册)
5 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fabdd0baa21ed9898eea727f2ee9459.png)
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fabdd0baa21ed9898eea727f2ee9459.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2583875545999547ff8e77852490d880.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b12df1ae91ec1517c9aa7e5f2058c4.png)
您最近一年使用:0次