名校
解题方法
1 . 化简求值:
(1)已知
,求
;
(2)计算:
.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a7de5b70003502e40b95b3b7d3d933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f626cb10698ae213a9e5afabc6e1c952.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f9e031cc016fb49bc1521230cc9e8e5.png)
您最近一年使用:0次
2021-02-04更新
|
350次组卷
|
3卷引用:江苏省镇江一中2019-2020学年高一下学期期初数学试题
江苏省镇江一中2019-2020学年高一下学期期初数学试题江西省抚州市2020-2021学年度高一上学期期末数学试题(已下线)5.3 诱导公式-2021-2022学年高一数学尖子生同步培优题典(人教A版2019必修第一册)
名校
解题方法
2 . 化简求值.
(1)化简:
;
(2)已知:
,计算:
.
(1)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f80d3c2d53b0f7e129480bc389fa549.png)
(2)已知:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fdccadfa7469825f8a5ccbf495c24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7db8ff1ed802c1722d6da00dfa9a0fc.png)
您最近一年使用:0次
解题方法
3 . 已知第二象限的角
,并且
.
(1)化简式子
并求值;
(2)计算:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9bc052a11cf1a01445992672dde2836.png)
(1)化简式子
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0740adfa5a48bd32fd46fbb2d37fb329.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbdbf1afe514ee8e968dc256ec43dd7f.png)
您最近一年使用:0次
2023-08-10更新
|
397次组卷
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2卷引用:贵州省遵义市正安县某校2022-2023学年高二下学期第一次月考数学试题
名校
解题方法
4 . 化简求值.
(1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831e330244182724017cd0ba5919a524.png)
(2)化简:
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831e330244182724017cd0ba5919a524.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e15dc622fe1ff7e74e5696bca8e6fc1.png)
您最近一年使用:0次
2023-03-26更新
|
701次组卷
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3卷引用:北京市首都师范大学附属中学2022-2023学年高一下学期3月月考数学试题
北京市首都师范大学附属中学2022-2023学年高一下学期3月月考数学试题(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)内蒙古自治区通辽市科尔沁左翼中旗实验高级中学2023-2024学年高一上学期期末数学试题
解题方法
5 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48ccb49239ecc5eb9062fd85aeddcce9.png)
(1)求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b61e22083e790774ff7edec135a2a42.png)
(2)化简并求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48ccb49239ecc5eb9062fd85aeddcce9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b61e22083e790774ff7edec135a2a42.png)
(2)化简并求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6f323b5287e5310a9e3e6a6f2a5cc7.png)
您最近一年使用:0次
名校
6 . (1)求值:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd3d9a8d7f385e247203b49083a9f39.png)
(2)化简:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa017205b92bff8bbb759fbbc4ac1d6.png)
(3)已知
,若
,求
的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd3d9a8d7f385e247203b49083a9f39.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa017205b92bff8bbb759fbbc4ac1d6.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ffd1f6bd3686a07efa4086a02b96a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f55bb665d59f4cac8416593f4fe50bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c57a103c95e6c7cd2b9cf0eba85c948.png)
您最近一年使用:0次
名校
解题方法
7 . (1)已知角
终边上一点
,求
的值;
(2)化简求值:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a0cc78c3e209937bd33da16b04044a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ccd14332dc8e87f777bb06f8da4fff6.png)
(2)化简求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c243174d452e8a5aa876d8b0326ed75.png)
您最近一年使用:0次
2024-04-02更新
|
288次组卷
|
2卷引用:江西省宜春市丰城中学2023-2024学年高一下学期第一次段考(3月)数学试题
名校
解题方法
8 . (1)已知角
终边上一点
,求
的值;
(2)化简求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a0cc78c3e209937bd33da16b04044a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d101b6b75e12b73157bdd9408c50d7.png)
(2)化简求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e703ba0058d0225a5f9d3ec2b48744.png)
您最近一年使用:0次
2023-12-18更新
|
1386次组卷
|
5卷引用:安徽省黄山市黄山学校2022-2023学年高一上学期12月月考模拟数学试题
名校
解题方法
9 . 已知
.
(1)化简求值:
;
(2)若
是第一象限角,
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9a7de5b70003502e40b95b3b7d3d933.png)
(1)化简求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e42b0988b6a77308e1c40b5c7952286.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a009ce821e3add1f56315dd54826307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3021f9719c6a631749fee36955628ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2f0e600535277a425ac7f16317b12b0.png)
您最近一年使用:0次
2024-01-27更新
|
878次组卷
|
3卷引用:四川省内江市翔龙中学2023-2024学年高一下学期第一次月考数学试卷
四川省内江市翔龙中学2023-2024学年高一下学期第一次月考数学试卷湖南省长沙市周南中学2023-2024学年高一上学期期末考试数学试题(已下线)5.5.1两角和与差的正弦、余弦、正切公式(第1课时)
名校
解题方法
10 . 在平面直角坐标系
中,角
的始边为
轴的非负半轴,终边经过点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2eb4369b1a7fcf28e56f5703ae9966.png)
(1)求
的值和
;
(2)化简求值
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2eb4369b1a7fcf28e56f5703ae9966.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)化简求值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f224e2e7ac85f4ae55c4fd0a9fb6123.png)
您最近一年使用:0次
2024-01-21更新
|
886次组卷
|
3卷引用:江苏省扬州市广陵区红桥高级中学2023-2024学年高一上学期12月月考数学试卷