名校
解题方法
1 . 已知函数
是定义在
上的奇函数,且
.
(1)确定函数
的解析式,并说明其在
的单调性(不需要证明);
(2)解关于
的不等式
;
(3)若对任意的
,都有
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8717af5b57ca8eb3402b17118fec7a04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6b758437e26f0de5598e93c8f87c6ac.png)
(1)确定函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cedf3e83ee4f2597f991a7971423bbc4.png)
(3)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/332db6e089eeca07baf64fe231b29fc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a49058742deb3dcd42d6cdb2e47f4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-12-15更新
|
200次组卷
|
2卷引用:重庆市合川区北新巴蜀中学校2023-2024学年高一上学期期中数学复习题 (1)
名校
解题方法
2 . 定义在
上的函数
,满足
,
,当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22cdbdd0d9522a9464fd67297fec752d.png)
(1)求
的值;
(2)证明
在
上单调递减;
(3)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae4a2b3998705e51dbade9ada0873b2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25bea6d14c16f7c06e4e028f36131360.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac9f1ca4ea5f9c1d8da0d72ea0a3f21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22cdbdd0d9522a9464fd67297fec752d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce6155e181e21ce56ea658b70f8af17.png)
(2)证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae4a2b3998705e51dbade9ada0873b2b.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6427b1c7b04019fa61f8ae7a8e1e2b.png)
您最近一年使用:0次
2022-11-23更新
|
712次组卷
|
5卷引用:重庆市名校联盟2021-2022学年高一上学期第一次联考数学试题
重庆市名校联盟2021-2022学年高一上学期第一次联考数学试题四川省南充高级中学2022-2023学年高一上学期期末数学试题(已下线)第三章 函数的概念与性质(1b)速记·巧练(人教A版2019必修第一册)陕西省渭南市韩城市象山中学2023-2024学年高一上学期第三次月考数学试题四川省泸州市泸县第四中学2023-2024学年高一上学期期末数学试题
名校
解题方法
3 . 已知二次函数
满足
,且
.
(1)求
的解析式;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/944bf671b6dbf2ec9680ab2fcdaf335e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104375baf5cef5eb92cfc7cf13b80193.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2332ca84a826b9c614ad51c7bc01efa.png)
您最近一年使用:0次
2022-11-03更新
|
738次组卷
|
4卷引用:重庆市永川中学校2023-2024学年高一上学期期中数学复习题(一)
名校
解题方法
4 . 函数
的定义域
且
,对定义域D内任意两个实数
,
,都有
成立.
(1)求
的值并证明
为偶函数;
(2)若
时,
,解关于x的不等式
.
(3)若
时,
,且不等式
对任意实数x恒成立,求非零实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6707ac168a79a883391ad0474dd5bdca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deb6b03f559451f20676eeefbc905a5e.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/aae89402bada80f4b7ee48cef6462cf0.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32822a106d217ffdec43557a236f786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c79b9dee1fee3370111559a06857094.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd7c59219ce621e0ddb45d5f52c59103.png)
您最近一年使用:0次
2021-11-29更新
|
562次组卷
|
2卷引用:重庆实验外国语学校2021-2022学年高一上学期期中数学试题
名校
解题方法
5 . 设
(常数
),且已知
是方程
的根.
(1)求
的值;
(2)判断并用定义证明函数
在
的单调性;
(3)设常数
,解关于
的不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/043c50185447ec30c077cc63c77d57d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f00a9728f28395dd763aba3104a1079.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)判断并用定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
(3)设常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36b234ba460321e811de1729eadd4b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1c2fd96f8f64dd3863fa115b0c80b7.png)
您最近一年使用:0次
2021-12-07更新
|
323次组卷
|
2卷引用:重庆市第十八中学2021-2022学年高一上学期期中数学试题
名校
6 . 已知函数
是定义在
上的奇函数.
(1)求实数
的值,并求函数
的值域;
(2)判断函数
的单调性(不需要说明理由),并解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd6e58d2b5394f01f1d38499b4f60925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61a5244a86bbe5932d24ba619c762950.png)
您最近一年使用:0次
2019-11-23更新
|
598次组卷
|
3卷引用:重庆市第一中学校2019-2020学年高一上学期期中数学试题
名校
7 . 已知函数f(x)g(x)分别是定义在R上的偶函数和奇函数,且f(x)+g(x)=2•3x.
(1)证明:f(x)-g(x)=2•3-x,并求函数f(x),g(x)的解析式;
(2)解关于x不等式:g(x2+2x)+g(x-4)>0;
(3)若对任意x∈R,不等式f(2x)≥mf(x)-4恒成立,求实数m的最大值.
(1)证明:f(x)-g(x)=2•3-x,并求函数f(x),g(x)的解析式;
(2)解关于x不等式:g(x2+2x)+g(x-4)>0;
(3)若对任意x∈R,不等式f(2x)≥mf(x)-4恒成立,求实数m的最大值.
您最近一年使用:0次
2019-04-25更新
|
2102次组卷
|
4卷引用:【全国百强校】重庆市第八中学2018-2019学年度高一上学期期中考试数学试题
名校
解题方法
8 . 已知
为定义在
上不恒为
的函数,对定义域内任意
,
满足:
,
.且当
时,
.
(1)证明:
;
(2)证明:
在
单调递减;
(3)解关于
的不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e2db881e8f568503e74978583d01dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed670b1f668778c6243f3f7470ee7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ccaa6e503b61e9ae78d8439cba2e328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bfb865cbc42d512717bc7fd9acfb3.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6374a0510e93e18f5db8d1db8a02c2.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
(
为常数).
(1)当
时,解关于
的不等式
;
(2)当
,
时,若
对于
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0aeab220761c1574f26086fb6fc6d26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0204d26772210e7d5d781bb173946c5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be1d8c6384d7fabddb693b2b7fcdf4a.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe41d0a0ffa8e9508ef3ee2a7ad517a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b61adc4745f283e4072ddd762f92ffe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
名校
10 . 函数
,其中
为常数,
有
这5个不同的实数解,并且有
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/070c94df-7839-4210-8cfa-fc6aa2f54f40.png?resizew=180)
(1)在坐标系中画出函数
的图象,并求
的取值范围(用
表示);
(2)若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8c2ec14fe30c6b37be49ff7e1a5a9e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb2e46f49adba6036e2624639a1b966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f9cb9c1ca84756dd98afdc784ead9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4acd5e05f89802149b8b810c24d6ac73.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/070c94df-7839-4210-8cfa-fc6aa2f54f40.png?resizew=180)
(1)在坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06cee0376e2e795f9ab3740e1304781c.png)
您最近一年使用:0次