名校
解题方法
1 . 已知
,
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68773d21eb81ed550ab85ca0999c03c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d68b874508ea08cdac608282eae07ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
您最近一年使用:0次
2022-01-18更新
|
1105次组卷
|
5卷引用:吉林省长春市绿园区新解放学校2022-2023学年高二下学期期末数学试题
解题方法
2 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7476c6ada4201efec5a77660fe7f514.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d7258de3ea69c206cd1425a8caf1b6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
3 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/094e5abda5fb7694ba13ad3b57486ff7.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536e072eb0439a5e5b430cd55a129374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/094e5abda5fb7694ba13ad3b57486ff7.png)
您最近一年使用:0次
名校
解题方法
4 . 已知
,
,并且
,
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eed03f0a1c4926e4c780877033319b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9466948c627bd670898eec0977d3a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7db8df5f68ee6bf87ff52614c020bf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc250728d49dc868c94dc8a4264dd32.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f90c4754e6b6fc862d72943fb35569.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b04da7eac640b5b735da7fb5da8cfd.png)
您最近一年使用:0次
名校
5 . 已知
,
.求:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d33658e09092e727b0035825036fc8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a3fd3a067dce1354bc941df061508a.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2a9785f6689677df34aa96ac4a4a5a1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/948918c8e48dbd849f2c5ef4bdce273f.png)
您最近一年使用:0次
2023-09-19更新
|
436次组卷
|
2卷引用:吉林省延边州2023-2024学年高一上学期期末学业质量检测数学试题
名校
解题方法
6 . 已知点
是角
终边上一点,且
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ad45fe2a40189956b828925eb15ab06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/140d770d2bcf921a2bc29267fa69aafc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f47429a09013bc744b4d743d34de74b8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-10-06更新
|
1562次组卷
|
5卷引用:吉林省实验中学2021-2022学年高三上学期第一次诊断测试文科数学试题
吉林省实验中学2021-2022学年高三上学期第一次诊断测试文科数学试题全国百所名校2022届高三上学期大联考调研试卷(二)文科数学试题(已下线)考点15 三角函数式的化简与求值-备战2022年高考数学典型试题解读与变式辽宁省朝阳市建平县实验中学2021-2022学年高二上学期期中数学试题安徽省滁州市定远县民族中学2021-2022学年高三下学期3月月考数学(理)试题
名校
解题方法
7 . (1)已知
,计算
;
(2)已知
都是锐角,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb90f0294dfff41f05b0fc64d7a06e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ea18c80d9e9897c907b38b315b69633.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26df8c6bf396cac07c7b8a1ffbd703ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800db22e042a298041eda8b0c72abb7c.png)
您最近一年使用:0次
2022-08-14更新
|
933次组卷
|
5卷引用:吉林省长春市第二中学2022-2023学年高一上学期期末考试数学试题
名校
解题方法
8 . 在锐角
中,角
的对边分别为
,满足
.
(1)求
;
(2)若
的面积为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7132c2d8b2ff504e6c2ba36c4f6dcfaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11e3e1860b70bb3362fe3f225e754739.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0847e603a9c31bb554582f8bb041d5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27567d43c5b91382ee3d7ca708ee422.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd1810555c0c28fe352841322b85bbc6.png)
您最近一年使用:0次
2021-02-03更新
|
1609次组卷
|
7卷引用:吉林省吉林市吉化第一高级中学校2021-2022学年高一下学期期中考试数学试题
9 . 设
,
,且
,
.
(1)求
的值;
(2)试比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481e744af0f65e797a35d976c20f2dac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f18e786a0b24fff3535d3c96f7793dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41b1b221a4ba6a5ec12b422e0df23915.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
(2)试比较
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8dd0c52aca1675c17b9a019aa7901e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次
解题方法
10 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eafcfcc851735850c9f228e52e4261c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6698bc0b414a2a0e16c9963e12fd04a2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次