解题方法
1 . 已知角
的顶点与原点重合,始边与
轴的正半轴重合,终边过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f114df5ceabdb7e5fd3fdad4eaf056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18ac2817c37f1e8ceaf0b2ad0719945.png)
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2017-12-08更新
|
380次组卷
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2卷引用:江苏省南京市多校2017-2018学年高三上学期第一次段考数学(理)试卷
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2 . 已知角
的终边上有一点
,
(1)求
的值;(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed90adc96d929170c485d358fa604d2c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40a8f945ca261d50888276d340da4381.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dec005e62163f65dbfa9f483e5ad56e0.png)
您最近一年使用:0次
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3 . 设点
是
角终边上异于原
点的一点,则
的值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0c089cb68b85d1073a44673f80dce10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ba9ea9a997b1a4bfb5a77b6ddd7d28.png)
![](https://img.xkw.com/dksih/QBM/2017/2/20/1633747942531072/1715025141473280/STEM/5e778f408775422e9bf2613ce4cd7cfb.png?resizew=3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/916bb2cc1b29574ff95b47567c59ee0c.png)
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4 . 在平面直角坐标系
中,设锐角
的始边与
轴的非负半轴重合,终边与单位圆交于点
,将射线
绕坐标原点
按逆时针方向旋转
后与单位圆交于点
,记
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/4/f6cf8b89-fd30-4d36-8ed6-8b4a97617e0f.png?resizew=152)
(1)求函数
的值域;
(2)设
的角
、
、
所对的边分别为
、
、
,若
,且
,
,求
.
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6f5adf13b4214666292dd64b947741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af405a054bfe7fb7ce40e48d816467e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab08d1d1b35dded11555daf0baa02c83.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/4/f6cf8b89-fd30-4d36-8ed6-8b4a97617e0f.png?resizew=152)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/b250cb46ab017a9cbe15fa4bb72f0ddd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fadd2e6f0aa16c2c466c904474ffc79c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4580cc037c0c760c728cdbb74a8154c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2016-12-03更新
|
513次组卷
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4卷引用:2015届江苏省南京市、盐城市高三第一次模拟考试理科数学试卷
11-12高三下·江苏淮安·开学考试
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5 . (本小题共14分)已知动点
在角
的终边上.
(1)若
,求实数
的值;
(2)记
,试用
将S表示出来.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1d4c34a7aec9f4f7c37ac409bd1d12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c95fa7f61564978c8e26616bc14449e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1349639a3c412a20e197032c7755d993.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2016-12-01更新
|
955次组卷
|
3卷引用:江苏省南京市金陵中学2020届高三下学期6月考前适应性训练数学试题
江苏省南京市金陵中学2020届高三下学期6月考前适应性训练数学试题(已下线)2012届江苏省淮阴中学高三下学期数学综合练习(1)江苏省淮安市淮阴中学2019-2020学年高三下学期4月综合测试数学试题
10-11高三·江西宜春·阶段练习
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解题方法
6 . 已知角
的顶点与原点重合,始边与
轴的正半轴重合,终边在直线
上,则
=__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed5ff5a2e7663e6a21ccea3149a10113.png)
您最近一年使用:0次
2016-12-01更新
|
746次组卷
|
7卷引用:2011-2012学年江苏南京学大教育专修学校高三五月数学试卷
(已下线)2011-2012学年江苏南京学大教育专修学校高三五月数学试卷(已下线)2012届江西省上高二中高三第一次月考试卷文科数学(已下线)2012届陕西省师大附中高三第一学期期中考试文科数学(已下线)2015届山东省菏泽市高三上学期期中联考理科数学试卷【全国百强校】山东省济南第一中学2019届高三上学期期中考试数学(文)试题上海市七宝中学2021-2022学年高一下学期3月月考数学试题沪教版(2020) 必修第二册 新课改一课一练 第6章 单元复习