名校
1 . 已知函数
为奇函数.
(1)求实数
的值;
(2)若不等式
对于
恒成立,求实数
的取值范围;
(3)若关于
的方程
在
上有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16650e8fb5d19926d7605de5a14e690e.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb3e106811a98364797a7a37bb5951a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d660b2fbb91d3877318b3ecb18ef5446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64e779ca320dc092849974898dba3b4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad6ebae753f278f3bee8f8990c5fa46c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2021-03-23更新
|
338次组卷
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2卷引用:四川省雅安市雨城区雅安中学2021-2022学年高一上学期10月月考数学试题
名校
2 . 已知函数
.
(Ⅰ)当
时,求函数
在
上的值域;
(Ⅱ)若函数
在
上单调递减,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede934743a1af3ea86e54aea43db0d79.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b7fefece0cf6660a409832f72dff95.png)
(Ⅱ)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a407e6a588828ff1a344da610c16301.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2020-04-06更新
|
852次组卷
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7卷引用:四川省仁寿第一中学南校区2020-2021学年高一上学期期中考试数学试题
3 . 若函数
在区间
上为增函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3899cb751041a2960a92e9632e534c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9006ed5e53e4637fbacec7832dfe2146.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 已知函数
(
且
).
(1)判断
的奇偶性并证明;
(2)若
,判断
在
的单调性并用复合函数单调性结论加以说明;
(3)若
,是否存在
,使
在
的值域为
?若存在,求出此时
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/095897564b2bb696f4cb3e8016b3fa01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/060e7930731eddbcfac592b808e9b698.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8493a0cd10d3d0399173c04163740a38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71853a6755d199d67e72693ee72aec92.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe9e329f2730b2be926b121f1ae04c0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d61c2a73aed7ffff74baa4f0460fb00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d31e72421c0d65e00edb2acce12abffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7549743c69430ab8609a5424b02b9239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
5 . 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)
您最近一年使用:0次
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
6 . 已知函数
为偶函数,且
.
(1)求
的值,并确定
的解析式;
(2)若
且
),是否存在实数
,使得
在区间
上为减函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4581ea756d75c487da5a2a2c94470989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52ece0daffc68cab4e09173fbbed162f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a2e404954851742b29b9537467c9df1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9210e75c35fb455d0446eb7ddba7d79c.png)
您最近一年使用:0次
2019-11-08更新
|
1094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
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(已下线)第三章 函数专练13—幂函数-2022届高三数学一轮复习(已下线)专题08 幂函数与二次函数(已下线)专题08 幂函数与二次函数-2广西百色市平果市铝城中学2023-2024学年高一上学期期末数学解答题专项训练(二)
7 . 已知函数
.
(1)若函数的定义域为R,求实数
的取值范围;
(2)若函数在区间
上为增函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfd5a089a921d4d14e5bbcb33fb95c2c.png)
(1)若函数的定义域为R,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a64bf216b3f3e01ff519e551697ec99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2017-10-15更新
|
736次组卷
|
3卷引用:四川省达州市2018届高三上期10月同步测试题(二)文科数学试题
名校
8 . 设二次函数
的图像过点
和
,且对于任意实数
,不等式
恒成立.
(1)求
的表达式;
(2)设
,若
在
上是增函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331d5e308cd5469e0f28a8d75f79903f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b69abe959988e4c8c0739f5857ccfb0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7577b3d63bb8c6c645a99cd9bcb6b34b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a3a24fd504e8d44f3bdb7d715a92ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047edfa8221259973722756c94b67a0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2016-12-03更新
|
935次组卷
|
7卷引用:四川省成都经济技术开发区实验中学校2019届高三上学期入学考试数学(理)试题
11-12高一上·吉林·期末
解题方法
9 . 设
为奇函数,
为常数.
(1)求
的值;
(2)证明:
在(1,+∞)内单调递增;
(3)若对于[3,4]上的每一个
的值,不等式
恒成立,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/c877da4c937749d383df4f591787ec16.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/f39af48f7ebe4ced953935808f137b22.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/f39af48f7ebe4ced953935808f137b22.png)
(2)证明:
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/70ff443b4bc54c1db42c9384969c1d7a.png)
(3)若对于[3,4]上的每一个
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/644d1e62239349598267c2af3b36be09.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/094454a0f086498ba08414d5cc6ecb9f.png)
![](https://img.xkw.com/dksih/QBM/2012/1/30/1578138448928768/1578138449518592/STEM/6c4577d458234d7397784b59447bd85d.png)
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