1 . 设函数
(
且
)是奇函数.
(1)求常数
的值;
(2)设
,试判断函数
在
上的单调性,并解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc7d79dd1177a57cba31bf76e1e8226.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c5c1d430b36ae3d399acb1508518c00.png)
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2020-02-01更新
|
162次组卷
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2卷引用:2016届上海市嘉定区高考一模(文科)数学试题
2 . 已知函数
(
为实常数).
(1)若
的定义域是
,求
的值;
(2)若
是奇函数,解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a42bf893a238866a2c759339b104cc82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/886b8238aa6923b1e5e277f8c734f637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfd934ef1f74e99bd139eecbe1376ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/886b8238aa6923b1e5e277f8c734f637.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e44ae5580a2e1be6e0ed9fec77ae6f6b.png)
您最近一年使用:0次
2012·上海嘉定·一模
3 . 已知函数
(
)在区间
上有最大值
和最小值
.设
.
(1)求
、
的值;
(2)若不等式
在
上有解,求实数
的取值范围;
(3)若
有三个不同的实数解,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/41d17618e25342628b0ab9d25b48429b.png?resizew=157)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/01c4fc9f436946ce8716cf33f3306496.png?resizew=39)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/b922825fe2264656a5a1eae856a6e6d0.png?resizew=42)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/10da5539e79742e0890ffbae890f09ef.png?resizew=13)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/827796b8668a47e6bde9ef300168a4d0.png?resizew=9)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/21e71419591e4a21b8e1e9a49c298b62.png?resizew=85)
(1)求
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/60db3e0e0f5d49c18bef0815b847d973.png?resizew=13)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/1fb13e835686469e8bf955f95dfc0083.png?resizew=13)
(2)若不等式
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/689ced6ac58342a687ce648f3d2bd4c1.png?resizew=116)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/9aafe0cc9f06471994955d0971a59e63.png?resizew=70)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/524e2909b5d044c18f1960a3ba27ff1b.png?resizew=13)
(3)若
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/63a24eb90248426fa38e79828a5a00e0.png?resizew=210)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570689469874176/1570689475551232/STEM/524e2909b5d044c18f1960a3ba27ff1b.png?resizew=13)
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