名校
1 . 如图,
是半圆
的直径,
为
中点,
,直线
,点
为
上一动点(包括
两点),
与
关于直线
对称,记
为垂足,
为垂足.
的长度为
,线段
长度为
,试将
表示为
的函数,并判断其单调性;
(2)记扇形
的面积为
,四边形
面积为
,求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cf468f5132e14ee1d8cc766808b11af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2859a53a15cd08e75e6516489948b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b455b110a30c1533d0a0657e0e48ac33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed41d321f4c0717ac5b443aad942d9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a14abdcd76e14b2fc1abce40b2b1bfe3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b7affe747f630ba39abaaff2a080a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb9382f3fa0be7e9180546910d579046.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02521cd9fa700ef34feeed81c320211f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(2)记扇形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/161ea3eaa2e28747507c1c0e4a7b39f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d918361b03a48660dbd5987cd7a7a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52e6151dc6ef89bc79b1ca0dc63b291e.png)
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2024-04-15更新
|
281次组卷
|
4卷引用:江苏省苏州市2023-2024学年高二下学期4月期中调研数学试题
江苏省苏州市2023-2024学年高二下学期4月期中调研数学试题(已下线)模块五 专题4 全真能力模拟4(人教B版高二期中研习)江苏高二专题03导数及其应用福建省龙岩市上杭一中2023-2024学年高二下学期5月月考数学试卷
解题方法
2 . 已知
,且存在正整数
,满足
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a043156e938312227c387dcf05603d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27b2dfd2258d9f8f2db2cc88d25a89f.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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3 . 若随机变量
满足
,其中
为常数,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c4d60361675c2ac2e90ac0ba116161b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc23dc1709498e8920d7d243213190b2.png)
A.0 | B.![]() | C.![]() | D.1 |
您最近一年使用:0次
2024-04-15更新
|
378次组卷
|
3卷引用:江苏省苏州市2023-2024学年高二下学期4月期中调研数学试题
江苏省苏州市2023-2024学年高二下学期4月期中调研数学试题江苏高二专题08概率与统计(第二部分)(已下线)7.3 离散型随机变量的数字特征(6大题型)精练-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)
名校
解题方法
4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0881a8ee4fc998f35f8f7d7cb8001728.png)
.
(1)若函数
在
处取到极值,求实数a的值;
(2)若
,对于任意
,当
时,不等式
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0881a8ee4fc998f35f8f7d7cb8001728.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb76c52881250e22807c5fcc8ba90188.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abcfbdd70aeecb853f73133277779aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b002984f78586fa9a6c987041355c1a1.png)
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名校
解题方法
5 . 已知函数
,其中a为正实数.
(1)若函数
有极值点,求a的取值范围;
(2)当
和
的几何平均数为
,算术平均数为
.
①判断
与
和
的几何平均数和算术平均数的大小关系,并加以证明;
②当
时,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94cf0ba6f818686b2433e11a7de206a6.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eee411aceac3fe67a2baae3bfb17f9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be423b2718619420c6545d02b6070a53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f0f24d3528e467f3978cd4422433e2.png)
①判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b754f1875dff292c19c48ea2236cdf6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4955c5adc717b7f6f0b975e0724ff5.png)
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23-24高二下·江苏苏州·阶段练习
6 . 已知函数
,方程
有2个不同的根,则实数a的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/381c3d9bfc5e9dc7597e892feb3530b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
,函数
.若过点
的直线
与曲线
相切于点
,与曲线
相切于点
,则
的值为__________ ;当
、
两点不重合时,线段
的长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f60d2022d0c77379584a864e8b7bc12c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aafbcfc27776f7b39288ed7abecfd426.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b62194097ac66a5093c57fca2f5b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
您最近一年使用:0次
8 . 已知函数
.
(1)求
的单调区间;
(2)若
在
处取得极值,试求
的零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eccb7af48dd78e490843f67ae337f734.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
9 . 为弘扬我国古代“六艺”文化,某研学旅行夏令营主办单位计划在暑假开设“礼、乐、射、御、书、数”六门体验课程,若甲乙丙三名同学各只能体验其中一门课程.则( )
A.甲乙丙三人选择课程方案有120种方法 |
B.甲乙丙三人选择同样课程有6种方案 |
C.恰有三门课程没有被三名同学选中的选课方案有120种 |
D.若有![]() ![]() |
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2024-04-07更新
|
912次组卷
|
3卷引用:江苏省苏州南航苏附2023-2024学年高二下学期5月月考数学试题
江苏省苏州南航苏附2023-2024学年高二下学期5月月考数学试题广东省东莞市塘厦中学2023-2024学年高二下学期4月月考数学试卷(已下线)第六章:计数原理章末综合检测卷(新题型)-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)
10 . 若
,则正整数
=_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8554ffd69d84954b9c71db60f8e7d093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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