名校
解题方法
1 . 在
中,若
,则角![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f1e5d29de6e4d72bfed62d9c14dde5.png)
__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31b0fe7342fd655d7ba486e177610061.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f1e5d29de6e4d72bfed62d9c14dde5.png)
您最近一年使用:0次
名校
解题方法
2 . 如图,在平面直角坐标系中.锐角
的终边分别与单位圆交于
两点,角
的终边与单位圆交于
点,过点
分别作
轴的垂线,垂足分别为
、
、
.
,
,求
的值;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38335830b93ac4d99c28a8e209eecb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c6efeb7234307a1ed17ec46b9a33242.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018bb7f777002fd6efa1018fe0431b4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22d521f8d021b20757d7a68107fcef1d.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a8789f95e66d48ef82d5a42808f525.png)
您最近一年使用:0次
名校
3 . 已知
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34ab0079996240ade1d405dea9b2a28f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cfe7570e930f7141d7cc0b8f5b8602.png)
您最近一年使用:0次
2023-01-09更新
|
305次组卷
|
2卷引用:上海市复兴高级中学2021-2022学年高一下学期期中数学试题
名校
4 . 若
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a79485ae0ccea8ab6bffa21c7a148187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
A.![]() ![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
2023-01-09更新
|
497次组卷
|
4卷引用:上海市复兴高级中学2021-2022学年高一下学期期中数学试题
上海市复兴高级中学2021-2022学年高一下学期期中数学试题(已下线)核心考点01平面直角坐标系中的直线(3)四川省江油市太白中学2022-2023学年高一下学期3月月考数学试题(已下线)第五章 三角函数-【优化数学】单元测试基础卷(人教A版2019)
名校
5 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338b4da85dd7a0c6060ed7a629ee7309.png)
__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6ce6aca9020cc54437ec3ebd46591bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338b4da85dd7a0c6060ed7a629ee7309.png)
您最近一年使用:0次
2023-01-09更新
|
514次组卷
|
3卷引用:上海市复兴高级中学2021-2022学年高一下学期期中数学试题
名校
解题方法
6 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ba70958be8a26e89f7c3e0181ce3b21.png)
__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff231568df03c703033c2739a8a7bd18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ba70958be8a26e89f7c3e0181ce3b21.png)
您最近一年使用:0次
名校
解题方法
7 . 已知
,其中
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adef33b52fb2b95aedc3fa64001b81f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd743f47678e8cfa532a8078b62544f7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3983f3c378405b96d1f4fa85140561f4.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73f8481c483bb605f505414fde3c6a8d.png)
您最近一年使用:0次
名校
8 . 若
为锐角,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/005fa32731cd8290847a115f78b42efa.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82bf98d817b6017ef8c290d781af4c9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/005fa32731cd8290847a115f78b42efa.png)
您最近一年使用:0次
2022-12-28更新
|
946次组卷
|
3卷引用:上海市曹杨第二中学2021-2022学年高一下学期期中数学试题
9 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb24c9044bffaef35d8bbedb612d9412.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1ae79c08d206597df2283d6fff2b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb24c9044bffaef35d8bbedb612d9412.png)
您最近一年使用:0次
解题方法
10 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/853661ef826152400cebca08bee6887f.png)
__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536e072eb0439a5e5b430cd55a129374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/853661ef826152400cebca08bee6887f.png)
您最近一年使用:0次