解题方法
1 . 定义:如果函数
在区间
上存在
满足
,则
称为函数
在区间
上的一个均值点.已知
在
上存在均值点,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee49cd415b686374189f90102d23ef7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e7c63ce0b2b86b4706c1f853b0e5e8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b532ab136f12f34e4e76ccef19c6919.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2 . 已知函数
,若函数
与函数
的零点相同,则
的取值可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0be340e9d80b212b03debec931515cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/276b142a9d9f0a87425a668dd6501f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ec08be6e5edde3502faba89bb505e0.png)
A.2 | B.![]() | C.0 | D.4 |
您最近一年使用:0次
解题方法
3 . 已知函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9984926459a342fd3d0332f3ef8d246.png)
A.![]() |
B.函数![]() ![]() |
C.函数![]() |
D.不等式![]() ![]() |
您最近一年使用:0次
解题方法
4 . 设函数
的定义域为
,且满足
,
,当
时,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3897bf276a0b6c2121917d39b369df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4bded99f59443ecf59e9744b548361.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b15967392e9855ef1677119559c7ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01745f0dff16a69a195e0d0c2c798258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62961a1ecf703df5d2bc17a3e200301a.png)
A.![]() | B.当![]() ![]() ![]() |
C.![]() | D.方程![]() |
您最近一年使用:0次
5 . 设
表示不超过x的最大整数,如
,
,已知函数
,
(
).下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f161c2a3717f1b6c62d0d7dae0b606.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4184413b83e5667dc311090da720d74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cc4de9a80e9fa6b0ad9da097aaaee49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bd0bc159a2b99538fd1e0b24f1f57b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ae5bf586180be873beb79280319055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
A.函数![]() |
B.当![]() ![]() ![]() |
C.若方程![]() ![]() |
D.若方程![]() ![]() |
您最近一年使用:0次
解题方法
6 . 若关于
的不等式
恰好有
个整数解,则实数
的范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365cfedda6717e1fb78ee3f74a1bbf92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知函数
,函数
,若函数
有
个零点,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9204fb093347ca4ae683df5da34034.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/862ddbb2e5ee08e84cc0759509c326ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
8 . 对于函数
,若存在
,使得
,则称点
与点
是函数
的一对“隐对称点”,若函数
的图象存在“隐对称点”,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12276d12c3a526fba7efbeee2c62ca39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43db00e106c7d08a76a7ba71ca5e63d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0822798eb0f83d8dbe267aaf0d388da6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe6c451a9ba75aff310206f435887543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-02-06更新
|
388次组卷
|
2卷引用:江西省新余市2023-2024学年高一上学期期末质量检测数学试卷
9 . 已知函数
,若存在
且
,使得
,则
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90a04ec20050ca72e4a90226d9a2fa1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e45e961dd36b8f85703c91f248da3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3c543b45884d75765b16c78bcd0e149.png)
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2024-01-31更新
|
188次组卷
|
5卷引用:江西省部分学校2023-2024学年高一下学期开学考试数学试题
解题方法
10 . 已加
.
(1)解不等式
;
(2)令
,若
的图象与
轴所围成的图形的面积为
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/067847202331db41f25d3214484f902e.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abdaffa9c15517afe6d7ba6488f88f67.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0384a0466920e5bf00231a5c5bf77969.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-12更新
|
311次组卷
|
5卷引用:江西省上饶市余干县新时代学校2024届高三上学期1月考试数学试题