名校
解题方法
1 . 已知
,
分别是方程
和
的根,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21ce62cb82012f3746fe0ca1280bcb0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddb50d819aba08326c4b91f5085d86a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
您最近一年使用:0次
名校
2 . 已知集合
,则集合
与
的关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8f4cbaa24fb8d2f502ec92bfc89677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
名校
解题方法
3 . 请写出满足以下两个条件的一个函数:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
__________ .①
,都有
;②
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3881fa7fc347ccb2d46de69dc041907d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa10bae6ce6e91bf99c580d102947b46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654142e48615cd3b9af111a8020ffbd0.png)
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名校
4 . 设
是定义在
上的偶函数,对任意
,都有
,且当
时,
,若在区间
内关于
的方程
恰有3个不同的实数根,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3170408d3830e3eecd4fc0ecf5aaffb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54297d09c19f29d92463d21928998266.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a243bea3f4299af8c894dc19ad878f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c875f29cf3499a0f38f8c5219eb074ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f75c566c93f5e6b37dea153a07422be4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-19更新
|
224次组卷
|
2卷引用:海南省海南中学2022-2023学年衍林杯学科竞赛高一下学期数学一试试题
名校
解题方法
5 . 已知函数
,且对于
,恒有
.则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf95701f2c49f80d66c27fd8bcd95843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8625151f40f341575c1a71992e485188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa10bae6ce6e91bf99c580d102947b46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-01-12更新
|
592次组卷
|
2卷引用:安徽省阜阳市第一中学2023-2024学年高一上学期数学竞赛试题
名校
解题方法
6 . 已知二次函数
,满足:对任意实数
,都有
,且当
时,有
成立,又
,则
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5019cbe93ad636357db8b7474dfef0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f028e597d34316db2c4c993fc72ff32d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6e1b016206cd5ebeb621957d14bedb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f4007104de19a31b585174d0f6ad5a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09cc2d590d74ecaf47de3b501f355ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.1 | B.![]() | C.2 | D.0 |
您最近一年使用:0次
名校
解题方法
7 . 已知定义域为
的函数
是奇函数,当
时,
.
(1)求函数
的解析式;
(2)判断函数
的单调性;
(3)若对任意的
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9fb7550d4215c1c95d0b388b3c71ee.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf039c46a25e331446c6ee1e9af3c82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b00acbbeb162514acd7c2534d258a8a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-01-10更新
|
984次组卷
|
4卷引用:山东省济南市山东师大附中2022-2023学年高一下学期数学竞赛选拔(初赛)试题
名校
解题方法
8 . 已知函数
是定义在实数集
上的奇函数,当
时,
.若
恒成立,则实数
的取值可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/025b829d071797e475f8999de04ba7db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1585fc97f091775f4f9154ccd5e233a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.-1 | B.![]() | C.![]() | D.1 |
您最近一年使用:0次
名校
解题方法
9 . 已知函数
的图象不经过第二、四象限,请写出满足条件的一组
的值________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2dec73716e8f45187579873f5b059e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4562f3225c98cf5cb11b47d98c9cc9c3.png)
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2023-12-31更新
|
267次组卷
|
3卷引用:安徽省示范高中培优联盟2023-2024学年高一上学期冬季联赛数学试题
安徽省示范高中培优联盟2023-2024学年高一上学期冬季联赛数学试题(已下线)【第二练】4.4.1对数函数的概念+4.4.2对数函数的图象和性质 上好三课,做好三套题,高中数学素养晋级之路浙江省温州市温州中学2023-2024学年高一上学期阶段性测试(12月月考)数学试题
10 . 若函数
对于
都有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bced2a1c7ae4443e530a5d94437ac21a.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecb436aefa1e2b0df80c444861db6628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5fe274cfc8da2dacfb65801f344ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/496a673837555bd3657dd96bfdd10dfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bced2a1c7ae4443e530a5d94437ac21a.png)
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