1 . 已知点,动点
在直线
:
上,过点
且垂直于
轴的直线与线段
的垂直平分线交于点
,记点
的轨迹为曲线
.
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/299b9274e61eafb5bb2d07f8d5a70bfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74625390340982140e449e07663579a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
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8卷引用:安徽省淮北市树人高级中学2023-2024学年高三上学期开学检测数学试题
安徽省淮北市树人高级中学2023-2024学年高三上学期开学检测数学试题安徽省江淮十校2023届高三三模数学试题重庆市南开中学校2023届高三第九次质量检测数学试题湖北省武汉市第六中学2022-2023学年高二下学期第四次月考数学试题黑龙江省大庆市大庆中学2023届高三三模数学试题(已下线)专题15 圆锥曲线综合广东省珠海市第一中学2024届高三上学期大湾区期末数学预测卷(五)(已下线)重难点14 圆锥曲线必考压轴解答题全归类【十一大题型】(举一反三)(新高考专用)-1
名校
2 . 已知
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/772bce5ec55db5758681cfc5a13f10b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe373c4725d4616bec8f1af083f76909.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 某校积极开展“戏曲进校园”活动,为了解该校各班参加戏曲兴趣小组的人数,从全校随机抽取5个班级,把每个班级参加该小组的人数作为样本数据.已知样本平均数为7,样本标准差为2,且样本数据互不相等,则该样本数据的极差为( )
A.3 | B.4 | C.5 | D.6 |
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9卷引用:安徽省A10联盟2023-2024学年高二上学期9月初开学摸底考试数学试题
安徽省A10联盟2023-2024学年高二上学期9月初开学摸底考试数学试题(已下线)第十章 综合测试B(提升卷)(已下线)第二节 用样本的数字特征估计总体 B卷素养养成卷 一轮复习点点通(已下线)第十章 第二节 用样本的数字特征估计总体 一轮复习点点通(已下线)第5章 统计与概率-【优化数学】单元测试基础卷(人教B版2019)(已下线)第九章 统计(压轴题专练)-单元速记·巧练(人教A版2019必修第二册)单元测试B卷——第九章?统计(已下线)第9章 统计 单元综合检测(重难点)-《重难点题型·高分突破》(人教A版2019必修第二册)(已下线)核心考点9 统计 B提升卷 (高一期末考试必考的10大核心考点)
名校
解题方法
4 . 如图,在三棱锥
中,
,
均为等腰直角三角形,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781f37f3371e1f2e86515deedbea7b3c.png)
,若二面角
的大小为
,则三棱锥
的外接球的表面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d90f940f5693b22ddf2e7c761887d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dddb32a7a5c157fdf8aa049b2d665b4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781f37f3371e1f2e86515deedbea7b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09307b2858ce8da4bca9a519de9350ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/324a1792318a3528772781fac2b4d2e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/290710d643ab6cd3b9edd73815b1d8ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d90f940f5693b22ddf2e7c761887d8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/5/ddfcb8a3-8430-441f-8d38-85fc9f7786e4.png?resizew=124)
A.80π | B.64π | C.48π | D.![]() |
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名校
解题方法
5 . 已知正方体
的棱长为
,
分别为棱
,
上的动点,则四面体
的体积最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f6f93171329d508d491143b9d71f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9096111111cc1b47860309fd3b23f9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/5/7c6fabfd-5852-49d3-82d4-baef7ddd3e91.png?resizew=154)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-09-04更新
|
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2卷引用:安徽省安庆、池州、铜陵三市部分学校2024届高三上学期开学联考数学试题
名校
解题方法
6 . 已知函数
,
,若曲线
与
相切.
(1)求函数
的单调区间;
(2)若曲线
上存在两个不同点
,
关于y轴的对称点均在
图象上.
①求实数m的取值范围;
②证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e621a08099134be54e682f5724ff4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7629b32068eceefee92962b82645b6b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b7c2420c387be8882df4359ac10b86.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d632213d947f70715d5b23d0e80f9ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
①求实数m的取值范围;
②证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ca13a93b5f401c0d39ba52b0cffcb0.png)
您最近一年使用:0次
2023-09-04更新
|
541次组卷
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5卷引用:安徽省安庆、池州、铜陵三市部分学校2024届高三上学期开学联考数学试题
安徽省安庆、池州、铜陵三市部分学校2024届高三上学期开学联考数学试题安徽“小高考”2024届模拟考试数学试题重庆市四川外语学院重庆第二外国语学校2024届高三上学期九月测试数学试题(已下线)考点21 导数的应用--极值点偏移问题 2024届高考数学考点总动员【练】(已下线)考点20 导数的应用--不等式问题 2024届高考数学考点总动员【练】
名校
解题方法
7 . 已知双曲线C:
(
,
)的离心率为2,
在C上.
(1)求双曲线C的方程;
(2)不经过点P的直线l与C相交于M,N两点,且
,求证:直线l过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58f1828bca46b9aeddd39374af8c2bd0.png)
(1)求双曲线C的方程;
(2)不经过点P的直线l与C相交于M,N两点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3835e6398d18d162afebc92cd2ae9a.png)
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2023-09-04更新
|
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3卷引用:安徽省安庆、池州、铜陵三市部分学校2024届高三上学期开学联考数学试题
8 . 如图1所示,E为矩形
的边
上一点,动点P、Q同时从点B出发,点P以
秒的速度沿折线
运动到点C时停止,点
以
秒的速度沿
运动到点C时停止.设P、Q同时出发t秒时,
的面积为
.已知y与t的函数关系图象如图2(其中曲线
为抛物线的一部分,其余各部分均为线段),则下列结论:
①
时,
;
②当
秒时,
;
③
;
④当
秒时,
;
⑤线段
所在直线的函数关系式为:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c255e7a992da44e5d4dc8886a053902.png)
其中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d114225333c66ca602b2b1028992866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/259bb63f8bbcabbbf13e84cdc46273a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7708980eeb352a76aed329cb5e2de9dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8dcc9f79fe5f07f25447aa442ee14ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d740004cfdade4c185f722dadc27e15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/307bd991211ec79b47a4be52933bb8e7.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3823aeb44f6c96e65b2effc7e5569116.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/399ef5b7c855cbb3b1fad98bc4d04341.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56bb615b68fdd6edfe77c246e81702a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa71e954f6230a18bb14409c7a301e7.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c465b6a3089f7d7d2aba7c25c9fc803.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a4979ff30183dc54c28b2782daa5463.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac5ab8c87973ac2f8c207fbc06232f9.png)
⑤线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/360496a4f5cc8a5faca5e089ae4f9531.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c255e7a992da44e5d4dc8886a053902.png)
其中正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/4/2f3f03ff-d9f6-4d59-8eee-7666586edf58.png?resizew=371)
A.2个 | B.3个 | C.4个 | D.5个 |
您最近一年使用:0次
9 . 已知,在
中,
,
,D为线段
上一点,连接
,过点C作
,
,连接
,延长
到点E,连接
,使得
.
(1)如图1,若
,求
的长;
(2)如图2,点G是线段
上一点,连接
,过点G作
,过点D作
,交
于点H,求证:
;
(3)如图3,点M为
上一点,连接
,若
,
,请直接写出
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c06154cae3bf7a8ce5a1e97a7380875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1a23f51a2ff0896988930f5209fc64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aebb5baea4ac1668b674a8634e15bcbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e3a050023572923d07e5dfe7331d1d3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/3/97c4562d-ecff-4562-8162-8990277527e8.png?resizew=587)
(1)如图1,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca1952b05bb629483a8217cf507f9309.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
(2)如图2,点G是线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf80148409afb32ced0b4f59f1ba709.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4db1e6666de61eb94dd749fc95496d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edfab24a9cb9315013b7e288ffe3eca3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42887d9bf31c1dd99f13c39e63c9ab9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51ca5432277c7163b99aabbccc254731.png)
(3)如图3,点M为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a424b50eaeafa6f302ffd95476cb86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783fe7f3ce673d5d21281174e7a7968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5fc7b695498b5f84bb41f0b3404e786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0277e5c10716e890877bf7daf1cbac93.png)
您最近一年使用:0次
10 . 如图,一次函数
的图象与x轴和y轴分别交于点B和点C,二次函数
的图象经过B,C两点,并与x轴交于点A.点
是线段
上一个动点(不与点O、B重合),过点M作x轴的垂线,分别与二次函数图象和直线
相交于点D和点E,连接
.
(1)求这个二次函数的解析式;
(2)①求
、
的值(用含m的代数式表示);
②当以C,D,E为顶点的三角形与
相似时,求m的值.
(3)点F是平面内一点,是否存在以C,D,E,F为顶点的四边形为菱形?若存在,请直接写出点M的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae652daf6059ff386f99bef2210518c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d88bbd34102b55fa928e8ff83f0d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62769b7177ef4bc952dc1dd51d6b510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/3/fb45000a-be63-43b1-b1d3-77f73cd6044d.png?resizew=170)
(1)求这个二次函数的解析式;
(2)①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
②当以C,D,E为顶点的三角形与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)点F是平面内一点,是否存在以C,D,E,F为顶点的四边形为菱形?若存在,请直接写出点M的坐标;若不存在,请说明理由.
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2023-09-02更新
|
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2卷引用:安徽省六校教育研究会2022-2023学年高一上学期新生入学素质测试数学试题