名校
解题方法
1 . 已知函数
,且函数
为奇函数
(1)求函数的定义域;
(2)求实数
的值
(3)用定义证明函数
在
上单调递减
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eab8c658e00a9270a6483850478cdb9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)求函数的定义域;
(2)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)用定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
您最近一年使用:0次
名校
解题方法
2 . 设函数
(
且
)是定义域为R的奇函数.
(1)求
及k的值;
(2)若
,试判断函数单调性(不需证明)并求不等式
的解集;
(3)若
,设
,且
在
上的最小值为
,求m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5bda9e69bcf53e0821f3388b56eae7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04d8742c296a7949b598114a34c51f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ee892008628f72b90f5a37d45d7ec4b.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56fbec93189276445b83c6df4e9f4866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b7b6896225389f109ead55e87897181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6d804ef44bfc64f824b0ccef71765e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
您最近一年使用:0次
名校
解题方法
3 . 已知函数
是指数函数,且其图象经过点
,
.
(1)求
的解析式;
(2)判断
的奇偶性并证明:
(3)若对于任意
,不等式
恒成立,求实数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5511a368692de27c58ec48ce968de4a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76eebef3b677de594419832555e85232.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22b8370c797755545397487293898bb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-01-24更新
|
308次组卷
|
2卷引用:天津市宁河区2023-2024学年高一上学期期末考试数学试题
名校
4 . 已知函数
.
(1)用定义证明函数
在
上为减函数;
(2)若
(其中
,
),求实数
的取值范围;
(3)若
,且当
时
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/103cce33d2362ec95790e24c8fe6c759.png)
(1)用定义证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2372f424431ce7b547a66b7d61d75421.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a6ac662b1abd1dad14f5ef267ac03d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10509279eb4f156c73ad0216d2991664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85187c85826beeca12137805293fff77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
,
.
(1)证明函数
在
上单调递减;
(2)若
,
,使得
,求实数a的取值范围;
(3)若关于x的不等式:
在
上有解,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe5effb3053cf609f59178641cd48167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdffac17d32ecb007f0e3621d7131296.png)
(1)证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe5effb3053cf609f59178641cd48167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/589ed49839c4dc0b033431d88a4c1f94.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ae1876388b119abfc34e71625d072e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e73cb4bb8f79345724065792a1c8f3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6154e00013d9dee84c0e941f676ea9.png)
(3)若关于x的不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa18838a13fda4e45612c32cdf98b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/589ed49839c4dc0b033431d88a4c1f94.png)
您最近一年使用:0次
名校
解题方法
6 . 已知定义域为
的函数
是奇函数.
(1)求实数
的值;
(2)试判断
的单调性, 并用定义证明;
(3)若关于
的不等式
在
上有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef9f333cee2ccb2b215d93011a162f7a.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)试判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e020d5929e94646ff456286fb83ab688.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2023-12-07更新
|
1100次组卷
|
3卷引用:天津市静海区第一中学2023-2024学年高一上学期12月月考数学试题
天津市静海区第一中学2023-2024学年高一上学期12月月考数学试题重庆市荣昌中学校2023-2024学年高一上学期12月月考数学试题(已下线)高一数学上学期阶段性考试(12月)-【巅峰课堂】期中期末复习讲练测
名校
7 . 已知函数
是定义域在
上的奇函数.
(1)求实数
的值;
(2)判断函数
的单调性并证明;
(3)若对任意的
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88900edcbb1e193ffc4ee5954bf24565.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72be8aa75ea0206f296c54f2ded8a1b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed7ec4782f8989c67cc2dae8fab7bd36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2023-11-21更新
|
1096次组卷
|
4卷引用:天津市第一百中学、咸水沽第一中学2023-2024学年高一上学期期中联考数学试题
解题方法
8 . 已知函数
(
,且
)的图象经过点
.
(1)求
的值;
(2)求
在区间
上的最大值;
(3)若函数
,求证:
在区间
内存在零点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d76ee3b131ecd6aa1aacf7fb7b3eb15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de7af8e2258310a16be010bbf26bad7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f326a5bebacb4e613f6cee7864de1a89.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68072473a5106f93e3026d992859f7a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
=
(m
)是定义在R上的奇函数
(1)求m的值
(2)根据函数单调性的定义证明
在R上单调递增(备注:
>0)
(3)若对
,不等式
)
0恒成立,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4026398c8ba0cab085e135835c213a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f57b5a7c0283d2638c7b5a0baba4040.png)
(1)求m的值
(2)根据函数单调性的定义证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78a29aa0e67c2e15d668e204d22501e3.png)
(3)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd039f8c34ce82079a017ba06ca738e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cdd59ab646e67b88446e36967f1cc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e119c508fd265e3e3d78749e54fe4f43.png)
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2023-08-08更新
|
1137次组卷
|
4卷引用:天津市朱唐庄中学2022-2023学年高一上学期11月阶段性测试数学试题
名校
解题方法
10 . 已知函数
.
(1)判断函数
在
内的单调性,并证明你的结论;
(2)若函数
在定义域内是奇函数,求实数m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec5281bad1991658541636f30747b739.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad2edd8edcb21bd41584daf9bb95a5c7.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-01-10更新
|
586次组卷
|
4卷引用:天津市复兴中学2022-2023学年高一上学期期末数学试题