名校
1 . 已知角
的终边经过一点
且
,则
=__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35a78489a7972a645bc015106e99b9f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c53c53561a1fb6986c2a38fc2cfa08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
2 . 已知角
终边上一点
,且
,求
和
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed8d30105c29890bed6d805e566d0400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc8a03fa492cfe1223c329ea67bfb2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
您最近一年使用:0次
名校
解题方法
3 . 已知角
的终边经过点
,则角
的余弦值为_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9bcc60fb607ffb8d8906a45af6700f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
4 .
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cccbbe1cab54b8e5519b860f9ea8117.png)
您最近一年使用:0次
名校
解题方法
5 . 已知角
的顶点与原点
重合,其始边与
轴正半轴重合,终边与单位圆交于点
,若
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8701e0cce437edc830438b4fe6277d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/281805b9dfe2162215dfe6b5ad6d7b03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c54c86523c688582bbdb52ada6a7fa72.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db589bebb2f413b51ab7d684f7eb990.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62a672ab7f4b851739953dac279fa49.png)
您最近一年使用:0次
2020-03-03更新
|
661次组卷
|
3卷引用:河南省濮阳市南乐县第一高级中学2021-2022学年高二上学期开学考试数学试题
名校
解题方法
6 . 如图所示,在直角坐标系
中,点
,
,点P,Q在单位圆上,以x轴正半轴为始边,以射线
为终边的角为
,以射线
为终边的角为
,满足
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/32da365f-af2b-44d0-8574-e7d82b5320cd.png?resizew=263)
(1)若
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc0f79bc84a0c97cd7f12d1534796319.png)
(2)当点P在单位圆上运动时,求函数
的解析式,并求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c77a42750684cb6157c2c7fb9422a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d129618fad9d9780799dcd3a42ae6385.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/32da365f-af2b-44d0-8574-e7d82b5320cd.png?resizew=263)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bc1f08c7640e62e8717abf4d44a6c83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc0f79bc84a0c97cd7f12d1534796319.png)
(2)当点P在单位圆上运动时,求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c146195d3492ced794be3d31be8da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5224a7da7fe6bc28971ce4c277f88588.png)
您最近一年使用:0次
2020-03-02更新
|
685次组卷
|
4卷引用:河南省濮阳市南乐县第一高级中学2021-2022学年高二上学期开学考试数学试题
名校
7 . 在
中,角
,
,
的对边分别为
,
,
,且
.
(1)求角
;
(2)若
,且
的面积为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/155ecc4a22a0933429ed61e214a7aa27.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d3dcbb853e4b9fd1d011bd5f1948018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-02-29更新
|
444次组卷
|
3卷引用:河南省信阳市息县第一高级中学2019-2020学年高二上学期第一次阶段性考试数学(理)试题
名校
8 . 已知角
的终边过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9b3a8577ec685d890e620514cc1cc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/124d205861f3c7310f9a0af9d8433e63.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-02-28更新
|
550次组卷
|
6卷引用:河南省新乡市辉县市第一高级中学2020-2021学年高二下学期第二次阶段性考试数学(文)试题
解题方法
9 . 如图.将一个圆周进行
等分
,得到分点,先在从
这
个半径中任意取
个,若
,则
的概率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e2b309bd629ab6f3d3d0f96f588dc9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b54a8767f8baf4537094e6b16a065e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344f858220111b0c9432c4af81fd78e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da1e278c45b35b59bce3f606d87bf9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/21/f29b3784-ff6c-4fa0-abaf-dbc1ba8fcae9.png?resizew=153)
您最近一年使用:0次
2020-02-27更新
|
187次组卷
|
2卷引用:河南省焦作市2019-2020学年高二上学期期末数学理科试题
10 .
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fb928992cd8463ef11071d1f4faa9aa.png)
您最近一年使用:0次