1 . 设函数
,若
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6062d1a6ecfc72ae6689a08419982738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
A.![]() | B.![]() | C.![]() | D.1 |
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昨日更新
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8卷引用:福建省泉州市安溪铭选中学2023-2024学年高二下学期6月份质量检测数学试题
福建省泉州市安溪铭选中学2023-2024学年高二下学期6月份质量检测数学试题2024年新课标全国Ⅱ卷数学真题专题02函数(已下线)2024年新课标全国Ⅱ卷数学真题变式题6-10(已下线)五年新高考专题02函数概念与基本初等函数(已下线)三年新高考专题02函数概念与基本初等函数(已下线)2024年高考数学真题完全解读(新高考Ⅱ卷)(已下线)第05讲 对数与对数函数(八大题型)(讲义)
解题方法
2 . 已知函数
,
的零点分别是
与
.
(1)若
,解不等式
;
(2)已知
,
①证明:
;
②若
,
满足
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3023e7cb9c12cd7789dd5babcbc81bfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460fb23be742df604c9e3acbadb975d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c97b49ac1c01655ddceb48cc71585f62.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
①证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d755a0a76e2102eb6e29db34df0903dd.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/123371927e0a2f94563eb7321039dfbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ceddc345bfa05b7c0c61ec02470188a.png)
您最近一年使用:0次
3 . 已知
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa6c9b06a828278e6d33c1f3bcd7420e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
4 . 方程
的正实数解为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ef7f34ffc1ef24b420f80beee9df2.png)
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2024-06-11更新
|
894次组卷
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2卷引用:江苏省苏州外国语学校2023-2024学年高二下学期5月月考数学试题
5 . 已知函数
.
(1)若
,求
的取值范围;
(2)若
有两个不相等的实根
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
①求
的取值范围;
②证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bfe72da09a3c70855e5481e5c8eaf80.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99a1b101171cf52faf2e3e53d6725aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a18ca67c2770b98f36dbfd802595a95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
②证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dd25b0aac17082018e89b67803cd6a1.png)
您最近一年使用:0次
6 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e8bd61242e64da90ad2e501c0b5d5fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f84694e86e7649bd2a8b4eb439f9c82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27c8dca5aaf37c077dde6eccfb5f3c4a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beff0aabd2bb1fe031b658c55258ece8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db30ad779d5ff572a140cd6e3b0d3c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d75280bf1f91ea4d4d806d604d36977.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-21更新
|
646次组卷
|
6卷引用:吉林省吉林市第一中学等校2023-2024学年高二下学期5月期中联考数学试题
吉林省吉林市第一中学等校2023-2024学年高二下学期5月期中联考数学试题四川省广安友实学校2023-2024学年高二下学期第三次月考数学试卷2024届青海省西宁市大通县高考四模数学(理)试卷重庆市重庆乌江新高考协作体2024届高三下学期模拟监测(三)数学试题(已下线)重难点突破01 玩转指对幂比较大小(十一大题型)-2(已下线)第05讲 对数与对数函数(八大题型)(讲义)
名校
解题方法
8 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027ae44ac7aab22863610036c016bb65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28b495cee32b2debec62a621185f91e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19a3fccbc87e08e94a90695a848c0902.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 函数
在定义域R上处处可导,其导函数为
.已知
,
,且当
时,
.若
,
,
,则( )
![](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/d868352d7d68f6d383a397c4d2c5ef96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a039b83b7784132b820a32c9894a2b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b68e122a75ee8844efdccc7b41a0fa81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a61af4fe5d36f75a96300a5024a6e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/730791eda925188c8bab6863d60b4aca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d0c6d3ff176917bcf8a269686187606.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
10 . 设
,则下列关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e99a4eab41c250d96c7a1cac4be67905.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次