解题方法
1 . 已知函数
.
的图象;
(2)当
时,求实数
的取值范围,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba78ecfd1ca4aa907e425782e8b745b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa31bac01d53e8a8847a48f246dd003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
7日内更新
|
141次组卷
|
2卷引用:河南省濮阳市清丰县城镇育才学校2023-2024学年高一上学期12月月考数学试题
解题方法
2 . 已知函数
的定义域为
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14667f0a82521a5b5da35175546de89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96741b6f21824651a91b1d085add2df6.png)
A.1 | B.2 | C.4 | D.5 |
您最近一年使用:0次
解题方法
3 . 已知函数
的对应关系如下表所示,二次函数
的图象如图所示,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eef0f17a68798fefaefe4e62fe244cd0.png)
![]() | 0 | 1 | 2 |
![]() | -3 | 0 | 3 |
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/3/9ecd0062-2ad0-4d16-9987-4d770710546d.png?resizew=104)
A.0 | B.1 | C.3 | D.24 |
您最近一年使用:0次
名校
解题方法
4 . 两县城
和
相距
,现计划在两县城外以
为直径的半圆弧
上选择一点建造垃圾处理厂,其对城市的影响度与所选地点到城市的距离有关,对城
和城
的总影响度为对城
与对城
的影响度之和.记
点到城
的距离为
,建在
处的垃圾处理厂对城
和城
的总影响度为
.统计调查表明垃圾处理厂对城
的影响度与所选地点到城
的距离的平方成反比,比例系数为4;对城
的影响度与所选地点到城
的距离的平方成反比,比例系数为9.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/4/7bfe1445-30ea-41f7-8825-adf97ff5f405.png?resizew=161)
(1)若垃圾处理厂建在圆弧
的中点处,求垃圾处理厂对城
和城
的总影响度;
(2)求垃圾处理厂对城
和城
的总影响度的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0ead65871b1bf2e0a850566e2e1c8cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef3903b3c1a51663064fdedfbe3c943c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/4/7bfe1445-30ea-41f7-8825-adf97ff5f405.png?resizew=161)
(1)若垃圾处理厂建在圆弧
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)求垃圾处理厂对城
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
5 . 已知函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c103c23ac40b3b25c88a3ddea2f8caa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d04d73c5b02fc71dabeec66648fc1601.png)
A.2 | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
解题方法
6 . 设函数
,其中
是有理数集,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5938c2035193621d0a5a1204508739e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/316ecb1589c3cc179e2f62507020771e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cde74d8cff158ef95a9dabe8385cbef4.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
若
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7003cb7fe879479268b1c06ba24bf51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb2966d212b5d4d47a418763e49e617e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-12-27更新
|
252次组卷
|
6卷引用:河南省焦作市第十一中学2022-2023学年高二下学期期末考试数学试题
河南省焦作市第十一中学2022-2023学年高二下学期期末考试数学试题安徽省宿州市省、市示范高中2023-2024学年高一上学期期中教学质量检测数学试题(已下线)【第三课】3.1.2函数的表示法(已下线)5.2 函数的表示方法-【题型分类归纳】(苏教版2019必修第一册)江苏省徐州市沛县湖西中学2024届高三第一次学测模拟数学试题(已下线)专题05 一轮复习函数的概念与性质--高二期末考点大串讲(人教A版2019)
8 . 若
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9739e999e93b84df21481b225e571434.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/375e0d409f477cd0043a237c28f4e886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9739e999e93b84df21481b225e571434.png)
您最近一年使用:0次
解题方法
9 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bead3cba7e0e7192776b14cc05d9302.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
您最近一年使用:0次
解题方法
10 . 已知函数
的定义域为
,且
,当
时,
.若对于
,都有
,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe1cc0e16b48b515725a589439be604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de916eb7ce4815650f24d74ea319b391.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2cf3969afc10338b46fa80347ccb933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/503c15cea3e41dab0b50b3ba36d95bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15cca43064171386a835fba56b16758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-12-20更新
|
219次组卷
|
2卷引用:河南省青桐鸣2023-2024学年高一上学期12月联考数学试题(北师大版)