1 . 已知x,
,且
,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f370a1d4dd341e5ab1774a66c66c1204.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fefd138e65d064b8b158e680eeb6f1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33ca35fb4ac576324205de631f206fa3.png)
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解题方法
2 . 已知向量
,
,若
,则
的值可以是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a850488da5e2add2d2bea8d47fee1637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8404b5c0251c95bf62f52bb6793bba3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf21fef3026cfe445a855c94cab5c84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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名校
解题方法
3 . 已知
的内角A,B,C的对边分别为a,b,c,若
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28e3fc39d2b508cc1cae769a5e7266c0.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36e15cbd7c42d7b15d7ba8d2b28ab8df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82986ab38a4ae58593191ccae2a44f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b97bb18e5ca34d22b5e827316a122a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28e3fc39d2b508cc1cae769a5e7266c0.png)
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2023-11-06更新
|
1222次组卷
|
3卷引用:上海市闵行区六校2024届高三上学期期中联考数学试题
上海市闵行区六校2024届高三上学期期中联考数学试题(已下线)6.4.3 第1课时 余弦定理【第一练】“上好三节课,做好三套题“高中数学素养晋级之路天津市和平区汇文中学2023-2024学年高一下学期第一次月考数学试题
解题方法
4 . 已知角
的顶点为坐标原点,始边与
轴的非负半轴重合,且终边经过点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.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/3178e2296170fb2ba5ed2c016a1edc80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
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解题方法
5 . 已知集合
,
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd428c972128a61b81f45ba9d9fbff5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49da4d3d292bc12130ea2b03b6bc08f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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6 . 已知函数
,若实数m,n满足
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7994aca8d4a682b9ed13496b3867e7b2.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa2a44323733b81f16f6ea909781c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cae3636ed14a7e916478b723a4d1fa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3e478e3a33d3eb502ea5f42bf42d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7994aca8d4a682b9ed13496b3867e7b2.png)
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7 . 设曲线
与函数
的图像关于直线
对称,设曲线
仍然是某函数的图像,则实数
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1145d5e637c516b187c2ed77965d2d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45cc81cfaccc00aa4b7139de5a35a102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解题方法
8 . 某校举办校运动会,需从某班级3名男同学4名女同学中选出3名志愿者,选出的3人中男女同学都有的概率为_______ .
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9 . 不等式
的解集是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0389fc90abeea63d0922506e955516f7.png)
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解题方法
10 . 已知函数
,
,若对任意的
,总存在
使得
成立,则实数
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3af1f8fcad59a7d78a19a1bd5d8359a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06c20e8232577b54c90072397fc1c21b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66b3a5b4f2b7279a7aa94f8ec12b3f43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3afa9b6f5e9873bb4aa72b6473d3f33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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