名校
解题方法
1 . (1)已知
,求
的值.
(2)已知角
的终边过点
,
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0b921d9266d9c8cfb7f386bea54bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845a1edbf458b78ea45a289d5bc62253.png)
(2)已知角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39822cb6df5463c27ac9bfed261a2ff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4fed4fec79ff257b45080dfcd667a8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61815c6f15bc6542226e309cb301e572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abc69c57972a4efb8301e3308ea9ca6.png)
您最近一年使用:0次
2024-02-29更新
|
839次组卷
|
3卷引用:安徽省宿州市省、市示范高中2023-2024学年高一上学期期末教学质量检测数学试题
解题方法
2 . 已知锐角
、
满足
、
,则
( )
![](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/85a8160bfd7a8813797ee46ee49be69c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d01289c87019c545733d7c421311595.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a9fcaa804011c37873b03ee284504fe.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2023-06-18更新
|
622次组卷
|
3卷引用:安徽省芜湖市2022-2023学年高一下学期期中考试数学试卷
名校
3 . 已知
.
(1)化简
;
(2)若
是第三象限角,且
,求
的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/242c2aa2af9f9222b7ee06137524d6c9.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff3bf2007903adc64d089a054c2284a7.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81a05bf362cedb6e11b4d46e66d94f74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86eaddd6d12b37ae8968c5a4c31fc706.png)
您最近一年使用:0次
2023-04-05更新
|
556次组卷
|
5卷引用:安徽省亳州市第二完全中学2022-2023学年高一下学期期中教学质量检测数学试题
安徽省亳州市第二完全中学2022-2023学年高一下学期期中教学质量检测数学试题四川省乐至中学2022-2023学年高一下学期3月月考数学试题天津市武清区城关中学2023-2024学年高三上学期第一次阶段性练习数学试题(已下线)专题18 三角函数化简问题(期末大题7)-题型秒杀技巧及专项练习(人教A版2019必修第一册)福建省龙岩市第二中学2023-2024学年高一上学期期末模拟数学试题(一)
名校
4 . 如图所示,在平面直角坐标系
中、角的顶点与原点重合,以x轴非负半轴为始边的两个锐角
、
,它们的边分别与单位圆交于A、B两点,已知A、B两点的横坐标分别为
和
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/13/1bc74107-34a8-451d-b392-e7b1d885a9d3.png?resizew=160)
(1)求
,
的值.
(2)求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.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/bd92f594c348f7a956607f7b381cc22a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9868f77d5ab5073b6145f1c6d272122e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/13/1bc74107-34a8-451d-b392-e7b1d885a9d3.png?resizew=160)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd2638fc25477aa033b62927d76004be.png)
您最近一年使用:0次
2023-03-13更新
|
440次组卷
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7卷引用:安徽省阜阳市颍上第一中学2022-2023学年高一下学期第一次月考数学试题
安徽省阜阳市颍上第一中学2022-2023学年高一下学期第一次月考数学试题湖北省黄石市有色第一中学2020-2021学年高一上学期期末数学试题江苏省盐城市东台创新高级中学2020-2021学年高一下学期3月检测数学试题(已下线)专练36 任意角与弧度制、任意角的三角函数、诱导公式-2021-2022学年高一数学上册同步课后专练(人版A版2019必修第一册)x河南省郑州市2021-2022学年高一上学期期末数学试题山东省淄博市临淄中学2022-2023学年高一下学期第一次月考数学试题四川省甘孜州康定中学2022-2023学年高一下学期3月月考数学试题
5 . 已知
,
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccb11cd41d049bf895b442194731f1f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f83dc393f86335adfa21e0692c5cac21.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b9e643f1422711a83cee3f2e2153eb5.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55589fdea58a0bcb9aca102884e5a868.png)
您最近一年使用:0次
名校
解题方法
6 . 如图所示,位于
处的信息中心获悉:在其正东方向相距
海里的
处有一艘渔船遇险,在原地等待营救
信息中心立即把消息告知在其南偏西
、相距
海里的
处的乙船,现乙船朝北偏东
的方向沿直线
前往
处救援,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4961a7dd688b8a12db7d1d3480c6b87f.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b72ac611ae66b86761e080761d9aabc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac09dc1ca2cdd7aef28c218763d3e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7f27ebcef70a3ebbbe8d2e53ea0896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4961a7dd688b8a12db7d1d3480c6b87f.png)
![](https://img.xkw.com/dksih/QBM/2022/3/7/2931154102099968/2937673275121664/STEM/45c5b2924fae486aa2c442588b9d9cb4.png?resizew=247)
您最近一年使用:0次
2022-03-16更新
|
457次组卷
|
6卷引用:安徽省安庆市第一中学2022-2023学年高一下学期第一次月考数学试题
名校
解题方法
7 . 已知
,
,且
(1)求
的值;
(2)证明:
,并求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92b9082ee8dab6c1e4e325c9db6b9f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/118ef8f09f8fd13bbb2210e9fd7054e2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c4f5b9edd67877c84e8b85c6985908d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152f33e0c3380e2ddb3f35781a5b5314.png)
您最近一年使用:0次
8 . 已知
,其中
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bda318adf65c6b6fd45f651365f52346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30418f552e7d394a13c62c1f48b0892b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b986672a23ad322d79e9e18c5d3bc0c.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
您最近一年使用:0次
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9 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a135466eb8ca64d002d0fad36176d1c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ee856897e64793c65cba60c23ace992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
您最近一年使用:0次
2022-01-26更新
|
748次组卷
|
3卷引用:安徽省滁州市定远县育才学校2022-2023学年高一下学期3月月考数学试题
名校
10 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69ab8e32576ae83e3b785941bae041b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-02-25更新
|
1635次组卷
|
8卷引用:安徽省六安市舒城中学2021届高三下学期高考仿真(一)文科数学试题