名校
解题方法
1 . 已知函数
,若关于x的方程
恰有两个互异的实数解,则实数m的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576afd5aaa173a24553e17194ff273bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/630270cf9caa5e008041e408a7f16bf8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-03-04更新
|
1601次组卷
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6卷引用:江西省景德镇一中2020-2021学年高一上学期期末考试数学(理)试题
江西省景德镇一中2020-2021学年高一上学期期末考试数学(理)试题2020届湖南省衡阳市第八中学高三上学期第六次月考数学(文)试题2020届湖南省浏阳市第一中学高三上学期第六次月考数学(文)试题(已下线)期末重难点突破专题01-【尖子生专用】2021-2022学年高一数学考点培优训练(人教A版2019必修第一册)(已下线)专题01 函数(第一篇)-备战2020高考数学黄金30题系列之压轴题(新课标版)(已下线)专题10 函数与方程综合
解题方法
2 . 已知函数
,则下列四组关于
的函数关系:①
;②
;③
;④
,其中能使得函数
取相同最大值的函数关系为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2602653a4bc82319d8cf4e4ab614fb54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e647c14561826ba9e396acc5a3792c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9feaed102bad97da0b5138cd15b430fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4407788e4dc88210bca71a2551d4f2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfdef3a0d2047885a06211b6a4011726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2abc76c7afb752bde4ff723de77ae6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次
2020-02-19更新
|
948次组卷
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2卷引用:江西省新余市2019-2020学年高一上学期期末数学试题
名校
解题方法
3 . 已知函数
,则关于
的方程
的实根个数构成的集合为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e5eeef4d8eb2da1ccc48d5ef9d026de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b670e3986cd86a6363100498d67c5430.png)
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2020-02-18更新
|
1564次组卷
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4卷引用:江西省九江市九江一中2019-2020学年高一上学期期末数学试题
江西省九江市九江一中2019-2020学年高一上学期期末数学试题上海市上海中学2020-2021学年高一上学期期末数学试题沪教版(2020) 一轮复习 堂堂清 第二单元 2.10 指数方程与对数方程(已下线)专题1 分段函数问题(过关集训)(高三压轴题全攻略)
名校
4 . 已知函数
是奇函数.
(1)求实数
的值;
(2)若
,对任意
有
恒成立,求实数
取值范围;
(3)设
,若
,问是否存在实数
使函数
在
上的最大值为
?若存在,求出
的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37f035af9a7f8463d3e9986c470cd507.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffa6e9df5ed46e9a0ddba84d4b82813b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1376168658dbe7f5b7f4d75fb1db545a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce571150e1b70fe3a43e122ee162fe97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e8e438779a1055155e15b67798e75ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88a98186dcca4e3093a3e910b705b087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66edbe4e1f5d213e3026c81c17ef113d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2019-11-08更新
|
2473次组卷
|
5卷引用:四川省成都市外国语学校2019-2020学年高一上学期期中数学试题
名校
5 . 定义在
上的函数
,
单调递增,
,若对任意
,存在
,使得
成立,则称
是
在
上的“追逐函数”.若
,则下列四个命题:①
是
在
上的“追逐函数”;②若
是
在
上的“追逐函数”,则
;③
是
在
上的“追逐函数”;④当
时,存在
,使得
是
在
上的“追逐函数”.其中正确命题的个数为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fda2de9820af4dd6bbb59ab6ec54aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1597d5afa293403d63f074adb07cba9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/208575de4f7422c995dd601c54d264d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/264b93aa6b21f14144bf1f77be3831e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3211fdab46b25330ea846208975744.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fda2de9820af4dd6bbb59ab6ec54aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318a16f1950d06e5500c76d8f81a507f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/078d5da73e5aa679bc163820b7b73f9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb49dbba01c4ff5f686ffc8828351b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6aaf4cbcc56a4a2e6372744c8060289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb49dbba01c4ff5f686ffc8828351b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4af34d22101aa2ec7499fddd8f71e21a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb49dbba01c4ff5f686ffc8828351b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d191d6de821fbb06a51b5a20112db6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72300dd178edeb08d10ee8f2cbfe3f79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8262f44365e9b3784d62c8350cb66f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fda2de9820af4dd6bbb59ab6ec54aaa.png)
A.①③ | B.②④ | C.①④ | D.②③ |
您最近一年使用:0次
2019-03-31更新
|
1500次组卷
|
6卷引用:江西省景德镇一中2020-2021学年高一(2班)上学期期末考试数学试题
名校
6 . 设函数y=f (x)是定义域为R的奇函数,且满足f (x-2)=-f (x)对一切x∈R恒成立,当-1≤x≤1时,f (x)=x3,则下列四个命题:
①f(x)是以4为周期的周期函数.
②f(x)在[1,3]上的解析式为f (x)=(2-x)3.
③f(x)在
处的切线方程为3x+4y-5=0.
④f(x)的图象的对称轴中,有x=±1,其中正确的命题是( )
①f(x)是以4为周期的周期函数.
②f(x)在[1,3]上的解析式为f (x)=(2-x)3.
③f(x)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be85e4810f6b46a7ce2cf3a0d9dc54f.png)
④f(x)的图象的对称轴中,有x=±1,其中正确的命题是( )
A.①②③ | B.②③④ | C.①③④ | D.①②③④ |
您最近一年使用:0次
2017-10-10更新
|
1202次组卷
|
2卷引用:江西省吉安市永丰县永丰中学2022-2023学年高一上学期期末考试数学试题(B)
7 . 已知函数
,若方程
有四个不同的实数根
,
,
,
,则
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be018dbac3ae09a2fd5702bfc53353e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8848b61151263378c24eff1a68953597.png)
![](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/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365b38a7689a8eede6820cd6f1fe952b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2741ca619df1d9ab3d9ced4c49142dc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-03-09更新
|
2836次组卷
|
8卷引用:【全国百强校】宁夏石嘴山市第三中学2018-2019学年高一上学期期中考试数学试题
名校
8 . 定义域为
的函数
满足:
,当
时,
,若
时,
恒成立,则实数
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4811eeb79f8b96a551e31a000c21c43d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1af83405d0098ee50062e0cedc40e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6c3cb88017aaff017ebd1b211208db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66ae8583e0666e73823db7a01b505795.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663eacf9a511af0cb5a0121725c175b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-02-22更新
|
2386次组卷
|
4卷引用:2016-2017学年江西省宜春市第一学期期末统考高一年级数学试卷
2016-2017学年江西省宜春市第一学期期末统考高一年级数学试卷江西省宜春市2018-2019学年高一上学期期末数学试题新疆乌鲁木齐市第八中学2019-2020学年高三第一次月考数学(理)试题(已下线)专题2-1 函数性质(单调性、奇偶性、中心对称、轴对称、周期性)-2
14-15高三上·重庆·阶段练习
9 . 对于函数
与常数a,b,若
恒成立,则称(a,b)为函数
的一个“P数对”:设函数
的定义域为
,且f(1)=3.
(1)若(a,b)是
的一个“P数对”,且
,
,求常数a,b的值;
(2)若(1,1)是
的一个“P数对”,求
;
(3)若(
)是
的一个“P数对”,且当
时,
,求k的值及
在区间
上的最大值与最小值.
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/ff9d70f79149448c84d01eb598f2b3b5.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/56dac0f37c8243dabeae25e9b9715f44.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/36fbd3ac31bf4914a60b971f8b1fb961.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/36fbd3ac31bf4914a60b971f8b1fb961.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/e3b2346d3163414b8ceadc83e433b93f.png)
(1)若(a,b)是
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/36fbd3ac31bf4914a60b971f8b1fb961.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/2e65c991cac94c5ca2093e63b0225f21.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/d9456723f6e448098d3481a4ce2e9fc0.png)
(2)若(1,1)是
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/36fbd3ac31bf4914a60b971f8b1fb961.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/66938ed905df45f7beedba5af5edbeae.png)
(3)若(
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/a6d67d4663fa4b83b073d34d875ff899.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/36fbd3ac31bf4914a60b971f8b1fb961.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/4a7e1596c65b4b558036fee9fef075d2.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/a0242999656b478b9d688e9f5c9dcead.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/36fbd3ac31bf4914a60b971f8b1fb961.png)
![](https://img.xkw.com/dksih/QBM/2014/10/29/1571888385777664/1571888391708672/STEM/63693b44a31a48298c2e579d9553c74d.png)
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