名校
解题方法
1 . 已知在
中,
.
(1)求
;
(2)设
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ead3ea0e57454174b1b3b997b348481f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4aae1dc870a60a2070469d556deb472.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
您最近一年使用:0次
名校
2 . (1)已知
,
是第四象限角,
,
是第二象限角,求
的值;
(2)已知函数
.把
化为
的形式,并求
的最小正周期和单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb40cd5425e9d4fcea334668467726a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b0461d1e26cbf9b3bf31cc94173ccfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96d0ebead4e985674d948ebc9308f8c.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c351f0ddf84fba1ff05809fd73389f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/589cb33376a16299261ed2e3e6737914.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
.
(1)求
和
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/151fdea988c23c200dc2b7eba51308a3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66db91bb3be9e2b6ad567774e3699758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6adc0e509160952f76df2b7957675ced.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb6342d69df0ed7786600153c9fab2ce.png)
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名校
4 . 已知函数
.
(1)若
,
,求
的值;
(2)将函数
的图象向右平移
个单位,再将所得图象上所有点的横坐标缩短为原来的
倍,纵坐标不变,得到函数
的图象,求函数
在
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b464ca42353c96557bfb6ab41e8b977.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22aeb30316ac58b7f2e57e84b3ac5d2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1a9667df49e07e970ec71c33514a5d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1588a932802c18025ef77bdb042e80a2.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7afbd154d5f993012b880e4e0c7f9821.png)
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2024-05-06更新
|
565次组卷
|
2卷引用:广东省茂名市信宜市信宜中学2023-2024学年高一下学期4月期中考试数学试题
名校
解题方法
5 . 在
中,内角
的对边分别为
.
(1)求
;
(2)若
为
的中线,且
,求
的面积
.
![](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/446a59c8f78dd6b9986173409978acce.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32f2d4d1d2c16c54b2caef17840bfcb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783fe7f3ce673d5d21281174e7a7968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次
2024-04-10更新
|
1898次组卷
|
4卷引用:广东省江门市鹤山市第一中学2023-2024学年高一下学期第二阶段考试(5月)数学试题
6 . 已知
,
.
(1)求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd9f7542bae69ce24c743d8afe15ac04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d7883493e8378208d2c020642b53b7c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b88bf7f58a1d9d65f45776c01e707bb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42b16bb0ab182a99ceb213bf2a73f4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次
名校
解题方法
7 . (1)已知
、
都是锐角,若
,
,求
的值;
(2)已知
,
,求
的值.
![](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/0a9da049c686ff81df5d6645ef51e993.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77bf00f93748486dd88cc86b4f1c20ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8edfd235ca2bc1420911415305dd396.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b29bbe7228019ace6002f95cdb27230d.png)
您最近一年使用:0次
名校
解题方法
8 . 已知
,
,其中
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852fa088d3b348c8a418ab5c3b977ab4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c711885ba609af63b3f02b7074914ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71342cb381e3ea133c1495804b7fa5d2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd927b4b5a7875528c1b54aa4bb8b2dd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a503b050e957332b7eb94dff7893b182.png)
您最近一年使用:0次
2024-03-27更新
|
274次组卷
|
4卷引用:广东省佛山市顺德区2023-2024学年高一下学期3月月考数学试题
广东省佛山市顺德区2023-2024学年高一下学期3月月考数学试题吉林省长春市东北师范大学附属中学2023-2024学年高一下学期5月期中考试数学试题(已下线)第四章 三角恒等变换章末重点题型复习(2)-同步精品课堂(北师大版2019必修第二册)(已下线)4.3 二倍角的三角函数公式(2)-【帮课堂】(北师大版2019必修第二册)
名校
9 . (1)已知
是第四象限角,
是第二象限角,求
的值.
(2)已知
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67570915ef2606b9e3847c6786aa647d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1d157e9f7ee676cdd9e701353fdb92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9343d496e986a64c44a39507b3a23f4c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3441ef504027c72eac8e795ae33be66b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8dedd451002f159c932ab1df490639c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
您最近一年使用:0次
2024-03-03更新
|
1600次组卷
|
3卷引用:广东省中山市桂山中学2023-2024学年高一下学期第一次段考检测数学试题
广东省中山市桂山中学2023-2024学年高一下学期第一次段考检测数学试题黑龙江省哈尔滨市第一中学校2023-2024学年高一下学期开学测试数学试题(已下线)8.2.4三角恒等变换的应用-同步精品课堂(人教B版2019必修第三册)
名校
解题方法
10 . (1)若
,求
;
(2)已知
,且
为锐角,求
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2c2b84c7d1ecc64d9ad49ac9020b941.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f501a55ab01f25d04162d965ae844b5d.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06263c1b3dc4834728dec23d7b372243.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbfea1e888676a13ad69c72fba0405ea.png)
您最近一年使用:0次
2024-03-02更新
|
880次组卷
|
8卷引用:广东省佛山市顺德区容山中学2023-2024学年高一下学期3月月考数学试题
广东省佛山市顺德区容山中学2023-2024学年高一下学期3月月考数学试题江苏省无锡市第一中学2023-2024学年高一上学期期末数学试卷(艺术班)(已下线)江苏省淮安市淮阴中学2023-2024学年高一下学期3月阶段性考试数学试卷江苏省淮阴中学2023-2024学年高一下学期3月阶段性考试数学试题新疆乌鲁木齐市科信中学2023-2024学年高一下学期3月月考数学试卷(已下线)模块一专题4《 三角恒等变换》单元检测篇B提升卷(已下线)专题04三角恒等变换期末6种常考题型归类-《期末真题分类汇编》(人教B版2019必修第三册)(已下线)专题08 期末必刷解答题专题训练的7种常考题型归类-期末真题分类汇编(北师大版2019必修第二册)