名校
解题方法
1 . 已知
,
,其中
.
(1)求
的值;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccca802bfeba75279951dbc183eeda72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7be4fa397130725bb550b19a5cb4ea2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94ca44563b74c7b8a61e6d62fa04f960.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
您最近一年使用:0次
2023-01-29更新
|
717次组卷
|
6卷引用:安徽省六安市舒城中学2019-2020学年高一下学期第一次月考数学(文)试题
安徽省六安市舒城中学2019-2020学年高一下学期第一次月考数学(文)试题(已下线)期末押题测试卷(二)-《聚能闯关》2021-2022学年高一数学提优闯关训练(人教A版2019必修第一册)上海市格致中学2021-2022学年高一下学期3月月考数学试题(已下线)第07讲 两角和与差的三角函数(已下线)第6章 三角(1)(A卷·知识通关练)-【单元测试】2022-2023学年高一数学分层训练AB卷(沪教版2020必修第二册)(已下线)10.1 两角和与差的三角函数-【题型分类归纳】2022-2023学年高一数学同步讲与练(苏教版2019必修第二册)
名校
解题方法
2 . 已知
,且
是第四象限角.
(1)求
和
的值;
(2)求
的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84effab46d6bfc6cb110963e027a6b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9146fc0a63e5c14a8fa46573e60c07ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f90c4754e6b6fc862d72943fb35569.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8e5c9e237767c4561d860cf238e2728.png)
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2021-01-20更新
|
3834次组卷
|
9卷引用:天津市部分区2020-2021学年高一上学期期末练习数学试题
天津市部分区2020-2021学年高一上学期期末练习数学试题广东省广州市番禺区2020-2021学年高一上学期期末数学试题(已下线)专题8.2三角恒等变换(A卷基础篇)-2020-2021学年高一数学必修第三册同步单元AB卷(新教材人教B版)(已下线)5.5 三角恒等变换-2021-2022学年高一数学上学期同步课堂习题测试(人教A版2019必修第一册)广东省江门市新会陈经纶中学2022届高三上学期9月月考数学试题江苏省仪征市精诚高级中学2021-2022学年高一年级5月月考数学试题4.3 第三课时 二倍角的三角函数关系 -2020-2021学年高一数学北师大2019必修第二册2.2二倍角的三角函数四川省泸县第一中学2022-2023学年高一下学期3月月考数学试题
名校
3 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b7515cb919ec38d640b11adbaee79ad.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a388163cb40aeca41a5eeda905ac27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e6d44004327f7a59e4456ba5250113.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b7515cb919ec38d640b11adbaee79ad.png)
您最近一年使用:0次
2021-01-18更新
|
427次组卷
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2卷引用:江苏省镇江市丹阳市吕叔湘中学2019-2020学年高二下学期期末数学试题
解题方法
4 .
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea16125a2b2462fc9a5d8e943c32cda.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/089cd5e61d2371863d5a5d1b6fa1a047.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd217950a5df3e32ec9fd7550287fbcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea16125a2b2462fc9a5d8e943c32cda.png)
您最近一年使用:0次
名校
解题方法
5 . 已知
为锐角,
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c813a343e7c4a5005b13a4f4a929d921.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f90c4754e6b6fc862d72943fb35569.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bad3c1424841f905de42b18326f9acfa.png)
您最近一年使用:0次
2020-11-20更新
|
1752次组卷
|
8卷引用:河北省张家口市2021届高三上学期第一次质量检测数学试题
河北省张家口市2021届高三上学期第一次质量检测数学试题山东省枣庄市第八中学(东校)2020-2021学年高一上学期第二次阶段检测(12月)数学试题广东省湛江市2020-2021学年高一上学期期末数学试题湖南师范大学附属中学2021-2022学年高一上学期期末数学试题(已下线)10.1 两角和与差的三角函数 2020-2021学年高一数学同步课堂帮帮帮(苏教版2019必修第二册)(已下线)第10章 三角恒等变换(综合测试) -2021-2022学年高一数学10分钟课前预习练(苏教版2019必修第二册)沪教版(2020) 必修第二册 新课改一课一练 期中复习C辽宁省锦州市黑山县2023届高三上学期10月月考数学试题
6 . 如图,在平面直角坐标系
中,以
轴为始边作角
和
,
,
,其终边分别交单位圆于
、
两点.若
、
两点的横坐标分别是
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/558b4b18-4a4d-4617-9d7e-c4adf9ca62ec.png?resizew=194)
(1)求
,
的值;
(2)求扇形
(与劣弧
对应的扇形)的面积
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.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/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9be2e0a0816bc26d430622d24909ef97.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac97e6740365c85ad857aff85cefbe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14ac165b68ea371bc926f7477ce740d1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/558b4b18-4a4d-4617-9d7e-c4adf9ca62ec.png?resizew=194)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f35152720e43c6403d43bef47c0377d.png)
(2)求扇形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a77343ecde1c2665df291761b6563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d65cecaf8a3dc2953f4109c75a981e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次
19-20高一·浙江杭州·期末
7 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b7515cb919ec38d640b11adbaee79ad.png)
________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15e976891142f43f8b63cbadf4a040fe.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec393eec45c4b0d474902b23c3d70bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b7515cb919ec38d640b11adbaee79ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15e976891142f43f8b63cbadf4a040fe.png)
您最近一年使用:0次
解题方法
8 . 已知
,
.
(1)求
的值;
(2)求
的值;
(3)若
且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c65b6c42393fae47c51101713167ff71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f8783429be686df75afcd56e847dfa.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15112d82b0eb93b7a9394cf0425e0023.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4234175c2f92792ab2d298d45df37a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48ad2054cf6dad446a8c0a371adda66f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
您最近一年使用:0次
名校
9 . 已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b291445e61f53061200d5d0d31f678.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a29a22a8bdd026f1199a4e418afcd240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6442d593f2c50197659f3bf0ecb220b2.png)
A.![]() | B.3 | C.13 | D.![]() |
您最近一年使用:0次
解题方法
10 . 已知角
为第三象限角,
,角
为第二象限角,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e57e22b4524d25c74497c916baf0f65.png)
(1)求
值.
(2)求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7981066d52f31887421ccc7b6acde71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e57e22b4524d25c74497c916baf0f65.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b71b83d28d1e5d87ba089328f654247.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d75442a901f013aeb5c52a7113ae9b9.png)
您最近一年使用:0次