名校
1 . 已知
为第二象限角,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d7258de3ea69c206cd1425a8caf1b6.png)
__________ ,
=__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc9e01e4e16b395a952ec21d6d25fb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d7258de3ea69c206cd1425a8caf1b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e930e8fe6a8d2a493b93fa8b1cde0cb.png)
您最近一年使用:0次
2024高三·上海·专题练习
解题方法
2 . 已知
,
是关于x的方程
的两个实根,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
__ ,
__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c97524d8c223c77c9deaee4bd718a95a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/306394d3563ad3bd4f631b84ce4dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69575dd7d26dee36ea724d47f6b77d18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e00fbb976a1188114aa6783de326a90.png)
您最近一年使用:0次
23-24高一下·上海·假期作业
解题方法
3 . 求值:已知
为锐角,且
,
,则
的值为________ ,
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecae966ab803d56b068ab2b97b913c57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a78d7cee1769295ccf05c1c87e240b79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d3da7178480248eaacd6dbfbc05ef48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a62351f101a56117e0c9818867ac0a86.png)
您最近一年使用:0次
解题方法
4 . 若
,且
,则
___ ;
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f1afb45e039fa9165da945c507d1bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9800386aab23124837856ef7f25301f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4e7de8e7a27085d3a362a63f67eb303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8d6ab606fb600ac1ce35f38de14a1a6.png)
您最近一年使用:0次
2023-04-16更新
|
193次组卷
|
3卷引用:10.3 几个三角恒等式 -【帮课堂】(苏教版2019必修第二册)
(已下线)10.3 几个三角恒等式 -【帮课堂】(苏教版2019必修第二册)第四章 2.4积化和差与和差化积公式-北师大版(2019)高中数学必修第二册第二节 积化和差与和差化积公式课后习题 2020-2021学年高一数学北师大版(2019)必修第二册
名校
解题方法
5 . 在平面直角坐标系xOy中,角
与角
均以Ox为始边,它们的终边关于
轴对称,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f6834a22cc57e6dc022c74eae7dac76.png)
_____________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c634aa65493615fbb40f1352a88c5aa3.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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84effab46d6bfc6cb110963e027a6b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f6834a22cc57e6dc022c74eae7dac76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c634aa65493615fbb40f1352a88c5aa3.png)
您最近一年使用:0次
6 . 已知
,
都是锐角,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
____ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63e88d9ce4afb1766093727c466c577.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/a892dbcef7934d97016bb190d94e0bc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a40cb7958c821d2af477e4b26874377.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63e88d9ce4afb1766093727c466c577.png)
您最近一年使用:0次
2023-04-16更新
|
160次组卷
|
3卷引用:【第三课】5.5.1课时1 两角和与差的正弦、余弦公式
(已下线)【第三课】5.5.1课时1 两角和与差的正弦、余弦公式第四章 2.2两角和与差的正弦、正切公式及其应用-北师大版(2019)高中数学必修第二册第二节 两角和与差的正弦正切公式及其应用课后习题 2020-2021学年高一数学北师大版(2019)必修第二册
名校
解题方法
7 . 已知
,令
,
,
,则所有的
中,虚部不为0的共有____________ 个;其中模最大的复数是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aafcf68251ff86e3067aff2924610324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37dacd1b4692cf7b3c2163d4cee2a5a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1442769b01e584859228df1c3c45f680.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ef7443f01a2c289a8109ea74dfa92e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e6c34e9cd75b15f7c430bd414399f10.png)
您最近一年使用:0次
2020-10-23更新
|
614次组卷
|
3卷引用:第七章 复数(单元重点综合测试)-单元速记·巧练(人教A版2019必修第二册)
(已下线)第七章 复数(单元重点综合测试)-单元速记·巧练(人教A版2019必修第二册)浙江省宁波市宁海中学2020-2021学年高三(创新班)上学期9月第二次模拟数学试题苏教版(2019) 必修第二册 过关斩将 第12章 12.1~12.4综合拔高练
8 . 已知
为锐角,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
___ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ca3f0a4b2d06539e74594736881aaa.png)
___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0f4ce7595659ef31dc22b220ceeff33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ca3f0a4b2d06539e74594736881aaa.png)
您最近一年使用:0次
2023-04-17更新
|
94次组卷
|
3卷引用:广东省珠海高新区青鸟北附实验学校2023-2024学年高一下学期第一次月考数学试卷
9 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16b16a66740d7b104d01381235b5b7d8.png)
______ ;若
且
,则
的取值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd2dad59f490247d4ab39b27b4c2b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16b16a66740d7b104d01381235b5b7d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a3869b0b2649fbd8d027c151e77506d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6429783ab491d999a8698dd3562aed7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
10 . 已知角
的顶点在坐标原点,始边与
轴的非负半轴重合,终边经过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
_____ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.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/3a56040d02242705a033c7dfdbb71a8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
您最近一年使用:0次
2020-10-02更新
|
364次组卷
|
2卷引用:河南省南阳市邓州市第六高级中学校2023-2024学年高二下学期开学测试数学试题