名校
解题方法
1 . 已知双曲线
的左、右焦点分别为
,过
的直线与
的两条渐近线分别交于
轴上方的
两点,
为原点,若直线
垂直平分
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e6df8a44542773abaed55bcd855333.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbad65b3d744b70da2480eee1cdb587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e6df8a44542773abaed55bcd855333.png)
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2024-06-11更新
|
274次组卷
|
2卷引用:江苏省无锡市辅仁高级中学2024届高三下学期高考前适应性练习数学试题
名校
解题方法
2 . 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
|
1531次组卷
|
6卷引用:江苏省无锡市江阴市两校联考2023-2024学年高一下学期5月阶段检测数学试题
名校
3 . 设函数
的导函数为
,且
,则曲线
在点
处的切线的斜率为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b96999af15dc9b395631d2f32fdc2e81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
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4 . 已知
的内角A,B,C的对边分别为a,b,c,
为边
的中点,
,
,
,则边a的长为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4580cc037c0c760c728cdbb74a8154c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d6bdfb0e1be5583e794ab614a8abe1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5659734bb483b3c664278f488d5867c6.png)
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2024-05-06更新
|
247次组卷
|
2卷引用:江苏省无锡市第一中学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 . 已知正四棱柱
的侧棱长为2,底面边长为1,点
是底面
(含边界)上一个动点,直线
与平面
所成的角的正切值为2,则
的取值范围为______ ;当
取得最小值时,四棱锥
的外接球表面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632f2bf1cd0435041fa04b01901d1c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad3a1ea6790177130e16c2124984087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad3a1ea6790177130e16c2124984087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
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名校
6 . 已知
在点
处的切线与
只有一个公共点,则
的值____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a35c8d19d5e393140fe6720bc3432b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2c90d5b7c4c08d23f39a864d600043.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a68f930e2506101c84ff32ddcd3bb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
7 . 在
中,
为
上一点,①
为
的中线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
__________ ;②
为
的角平分线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0549aae62f834402ca4ca0b99f669a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f63d194aa0d4091618b6f41f569ee2.png)
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8 .
的展开式中
的系数为______ .(用数字作答)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147567dd4eff8d3b611d0782d85e1ef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae666ea089aeed6e8df798c81dd2f187.png)
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2024-04-08更新
|
1307次组卷
|
3卷引用:江苏省无锡市运河实验学校2023-2024学年高二下学期期中考试数学试卷
名校
解题方法
9 . 为美化校园环境,在学校统一组织下,安排了高二某班在如图所示的花坛中种花,现有4种不同颜色的花可供选择,要求相邻区域颜色不同,则有______ 种不同方案.
您最近一年使用:0次
2024-03-31更新
|
450次组卷
|
3卷引用:江苏省江阴市某校2023-2024学年高二下学期3月阶段检测数学试题
江苏省江阴市某校2023-2024学年高二下学期3月阶段检测数学试题(已下线)专题训练:种植涂色问题小题精练30题-2023-2024学年高二数学题型分类归纳讲与练(人教A版2019选择性必修第三册)四川省南充市西充中学2023-2024学年高二下学期期中考试数学试题
名校
解题方法
10 . 应用抛物线和双曲线的光学性质,可以设计制造反射式天文望远镜,这种望远镜的特点是,镜铜可以很短而观察天体运动又很清楚.某天文仪器厂设计制造的一种反射式望远镜,其光学系统的原理如图(中心截口示意图)所示.其中,一个反射镜
弧所在的曲线为抛物线,另一个反射镜
弧所在的曲线为双曲线一个分支.已知
是双曲线的两个焦点,其中
同时又是抛物线的焦点,且,
的面积为10,
,则抛物线方程为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166614adaa6403cbd86ccf185e76fe8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a3e7f96081bcc861028bd2f5a898663.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dc9dd082b268de562c6534296a7f84c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ed9d829d7179e8ff05814c93e047eb5.png)
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2024-03-31更新
|
1704次组卷
|
3卷引用:江苏省无锡市锡东高级中学2024届高三下学期4月月考数学试题