解题方法
1 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0765eea87eee5051c1e5c7e717cfeb0.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f125fd53e1adb7b35d7d69692bb34953.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0765eea87eee5051c1e5c7e717cfeb0.png)
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2 . 已知
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8810788493253bb05e57e8c147e799d.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9edf79d1b9505876a946f949b3d04593.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a837149d753a3457daeb1eef3a90f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8810788493253bb05e57e8c147e799d.png)
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2024-06-12更新
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508次组卷
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2卷引用:江西省宜春市宜丰中学2023-2024学年高二下学期6月月考数学试题
3 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc903c19f7b3b0aa58cdb0cdb7b062a0.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a125a4ba99419d7957b40fac1b4132bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc903c19f7b3b0aa58cdb0cdb7b062a0.png)
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2024-06-11更新
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369次组卷
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3卷引用:浙江省东阳市外国语学校2023-2024学年高二下学期5月月考数学试题
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4 . 已知函数
满足:
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3281c4c4415fc4bbb65214ca342c0083.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fa9c65056ca90651cc680583e08b541.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3281c4c4415fc4bbb65214ca342c0083.png)
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2024-06-05更新
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1335次组卷
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4卷引用:云南省昆明市昆明师范专科学校附属中学2023-2024学年高二下学期3月学业质量监测数学试题
云南省昆明市昆明师范专科学校附属中学2023-2024学年高二下学期3月学业质量监测数学试题2024届东北三省四市教研联合体高考模拟(二)数学试题吉林省长春市2024届向三第四次质量监测数学试卷(已下线)江苏省盐城市盐城中学2024届高三全仿真模拟考试数学试题
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解题方法
5 . 已知角
终边上一点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbdfecc9c61e22a29c06152a1415991b.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f57f41842628a2f1138a9f0e7939fb20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbdfecc9c61e22a29c06152a1415991b.png)
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解题方法
6 . 设钝角
三个内角A,B,C所对应的边分别为a,b,c,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1c542df23a1396369bf0e2a2d645ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb5bac75f36bb1dc5c8190d4dbe681d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
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2024-05-11更新
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1564次组卷
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6卷引用:重庆市乌江新高考协作体2023-2024学年高二下学期第二阶段性学业质量联合调研抽测(5月)数学试题
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解题方法
7 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048fa82487eca2a7bef71e1aced70665.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de99aba6fbba5af83651096be7c62bb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048fa82487eca2a7bef71e1aced70665.png)
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解题方法
8 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07c98f678d5c72b75ccb5f246915a6e4.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6363449f064b8aeeaa11ae6e096cb25e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1896acf9e1e52cad1c541a9d70505be0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07c98f678d5c72b75ccb5f246915a6e4.png)
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解题方法
9 . 在
中,角
的对边分别为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f8c53f43770c0d22fcbcd771a933fde.png)
______ .
![](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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b254e5ee33a298ef218adbde0d4385b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f8c53f43770c0d22fcbcd771a933fde.png)
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2024-05-04更新
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745次组卷
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4卷引用:江苏省无锡市辅仁高级中学2023-2024学年高二下学期期中考试数学试题
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10 . 在
中,内角
所对应的边分别为
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
__________ .
![](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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff0f0483cd5e1c01e0178ffd1abee034.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
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