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解题方法
1 . 已知函数f(x)=x2(ex﹣e﹣x),则不等式f(2x+1)+f(1)≥0的解集是_____ .
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名校
解题方法
2 . 已知函数
,则
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af37d28a27ab9cd68aa57a211d323f75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0f3cee01641f9882cfe21435ebcc32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/493c937e507ccf619d578c191defe441.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-02-23更新
|
210次组卷
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2卷引用:2019届湖南省长沙市第一中学高三第四次月考数学(文)试题
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3 . 已知
为偶函数,当
时,
,求曲线
在点
处的切线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db053b743c6ecbf87eb04fd8041b4c48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331d5807b41b7d38a47358833725a8d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06f294b306dfc5fb7fd654365eb404f3.png)
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2020-01-02更新
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2卷引用:西藏自治区山南市第二高级中学2019-2020学年高三上学期第二次月考数学(文)试题理
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4 . 已知函数
,其中
为非零实数,
,
.
(1)判断函数的奇偶性,并求
的值;
(2)用定义证明
在
上是增函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58bfd467dba5a205b0654c8bb2975b4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d49692fecac2b7f491e434493fa12a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffef5a68f67528d455811a22fbb596e0.png)
(1)判断函数的奇偶性,并求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)用定义证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
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2019-12-31更新
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560次组卷
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6卷引用:江苏省苏州市吴江区汾湖中学2019-2020学年高一上学期第一次月考数学试题
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5 . 已知函数
是奇函数,
(1)求实数
的值;
(2)令
,求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20307753572f454e75fad537c2abe045.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2067a6792ec6f17f8a34d9d49366701a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47caa801781bf8321849522d0f856d5e.png)
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6 . 已知函数
是定义在
上的奇函数,且
,
(1)确定函数
的解析式;
(2)用定义证明
在
上是增函数;
(3)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6794b9b34ac23dc91f77f307b4b0cf4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d188ec2580e273ce87e51653a2177ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/321b6c58f9bcbbcf99ba037e3bd4497a.png)
(1)确定函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)用定义证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a669b7345ccfe4cfbe6de2765f1fd74.png)
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2019-11-12更新
|
555次组卷
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5卷引用:西藏拉萨中学2019-2020学年高一上学期期中数学试题
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7 . 若函数
为定义在
上的奇函数,且在
内是减函数,又
,则不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09cc2d590d74ecaf47de3b501f355ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67cbb47080afc6ed336950a0fc2b04cc.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2019-11-12更新
|
376次组卷
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6卷引用:西藏拉萨中学2019-2020学年高一上学期期中数学试题
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8 . 已知函数
,其中
、
为非零实数,
,
.
(1)判断函数的奇偶性,并求
、
的值;
(2)当
时,判断
的增减性,且满足
时,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b46f0e868e30988bafb19b5801b3e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d49692fecac2b7f491e434493fa12a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffef5a68f67528d455811a22fbb596e0.png)
(1)判断函数的奇偶性,并求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cc4136bd17997e11a7f8abcb19f9018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87ea5d98542aadf98737c70824e7527c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2019-11-08更新
|
234次组卷
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2卷引用:宁夏银川市兴庆区长庆高级中学2019-2020学年高一上学期期中数学试题
名校
9 . 已知函数
是定义在R上的偶函数,若函数
满足
,
,且
,
.若
,
,
,则
,
,
三者的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/673207f6b77b8192d25463d071737b7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24cd2fe62ffe3caa1c6f7976851c9dc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/717a1efcded39ade5c5e98eeb21013e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19a9ca6ab8ff15aac8944523732c87fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd541f799ee8d1f9c49d7e92f8a0c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08246ed9dc8e86fbb59f5bb9ba8db54d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2019-11-07更新
|
383次组卷
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4卷引用:四川省成都市蓉城名校联盟2019-2020学年高三上学期第一次联考(文)数学试题
10 . 已知定义在
上的偶函数
在
上单调递增,且
,则不等式
的解集是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdfed8d6862125dc1fecfce0322a750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/196be101149acfb6a6c4ceca7fc96828.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
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