名校
解题方法
1 . 下列函数中,在区间
上为减函数的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa482d7bcaa385bfc3548b42a4bfb60.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-20更新
|
1559次组卷
|
5卷引用:上海市普陀区晋元高级中学2024届高三上学期秋考模拟数学试题
上海市普陀区晋元高级中学2024届高三上学期秋考模拟数学试题北京市昌平区2024届高三上学期期末质量抽测数学试题(已下线)5.3.1函数的单调性 第二练 强化考点训练广东省广州市真光中学2023-2024学年高二下学期第一次月考适应性预测卷数学试题(已下线)热点2-5 导数的应用-单调性与极值(8题型+满分技巧+限时检测)
名校
解题方法
2 . 已知函数
在区间
上有定义,实数a、b满足
.若
在区间
上不存在最小值,则称函数
在区间
上具有性质P.
(1)若函数
在区间
上具有性质P,求实数m的取值范围;
(2)已知函数
满足
,且当
时,
.试判断函数
在区间
上是否具有性质P,并说明理由;
(3)已知对满足
的任意实数a、b,函数
在区间
上均具有性质P,且对任意正整数n,当
时,均有
.证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6d804ef44bfc64f824b0ccef71765e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1accdaf7d28bf884e8a044a8960190ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152e7be0c0054be3a8d537ef39d35da7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152e7be0c0054be3a8d537ef39d35da7.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dba30da31016b52e349829e037e276e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/337a23f9bf790be6e03b88fb2d03f18b.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c932c7ae059e4d1c86ac9693fbd8eb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc0e849b72357de1cdf719a7ed5f1bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e44284cb19805a584880a686ac3df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74440ee5b3fe9565f3cb09ac36998096.png)
(3)已知对满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1accdaf7d28bf884e8a044a8960190ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152e7be0c0054be3a8d537ef39d35da7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/747bb1e652f51285f336b2950d278de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/818555e6a7e7c9578f62d8031b28b60c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/636289ad84b4a3a51095dd32ca201f94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eededbad4fb635689b3bb404e59a3ba.png)
您最近一年使用:0次
2023-01-05更新
|
762次组卷
|
2卷引用:上海市曹杨第二中学2022-2023学年高一上学期期末数学试题
名校
解题方法
3 . 对于函数
和
,设集合
,
,若存在
,
,使得
,则称函数
与
“具有性质
”.
(1)判断函数
与
是否“具有性质
”,并说明理由;
(2)若函数
与
“具有性质
”,求实数
的最大值和最小值;
(3)设
且
,
,若函数
与
“具有性质
”,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd445c48de2885de43dcca23f87c60e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60232ae54ce7a9fe4e233f155c03a1e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa273c6bf06db59f93c900e6bf8eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949c0be52082aed7e1fecd109f92aebf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f74a80023f92040d7e6363ae205ca14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/608573102f4d2fe1eb1042dd6cbf3ccc.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b923078510697d5f7f9ea392eb76dd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e663a09cdcde628b5633a6ab07dd55b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62025398af79c73f9e68e2f749f8c568.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ae6b2bee0166c79b35b91dc426b1ea7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc68ca24e3777cd07bc1a6a50ab7d9c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a631d6e9b5cc899fba66187a3ac9735.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)设
![](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/731bdc8d2686a05f12a2ba8a7e3b01be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd30efc0aa17157e8d79b97afa95248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d746fee11783afd3475f9524b1ac1436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9bf6499d677a7a1976507afaa672955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd6fae2eb13a7fe44adaa4fd4bd063ae.png)
您最近一年使用:0次
2022-06-28更新
|
730次组卷
|
3卷引用:上海市普陀区2022届高考二模数学试题
名校
4 . 若定义在R上的函数f(x)对任意两个不等的实数
都有
,则称函数f(x)为“Z函数”.给出下列四个函数:
①y=-x3+1,②y=2x,③
,④
,
其中“Z函数”对应的序号为________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2bfd103090863fbcc1bd10618cff0c4.png)
①y=-x3+1,②y=2x,③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3523456855d16395ea3ec4fcb34dc899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711c256f91f39962cdebeceaef222ba6.png)
其中“Z函数”对应的序号为
您最近一年使用:0次
2018-05-15更新
|
311次组卷
|
3卷引用:上海市普陀区2016届高三上学期调研(文科)数学试题