解题方法
1 . 若点
在幂函数
的图像上,二次函数
的最小值为1且满足
.
(1)求
和
的解析式:
(2)定义
,画出函数
的图像,并根据图像求其定义域、值域和单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7362fa526a84b0ce2f5a2021dbc44399.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fcec204ec2c0fe43ece6c30c3ef2342.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)定义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2592bc134b26809d90ab94d90d0d21a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
为二次函数,且满足
,
.
(1)求函数
的解析式,求函数在[0,5]上的最小值;
(2)在给出的平面直角坐标系中画出
的图象;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a2953437960c462c2791a6561b0ffb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee64d91962737f227ea7526db98bcf61.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/16/c6ee16df-f4d1-480a-96ec-b33b9e25343d.png?resizew=168)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)在给出的平面直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd713a9809d5df1de33c6f11b81eca7.png)
您最近一年使用:0次
名校
解题方法
3 . 已知二次函数的图像经过点
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0babd7f360a017f68e717fcc7ad8b5b1.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a57458464618fcf619375a93d3c66d69.png)
您最近一年使用:0次
2023-08-08更新
|
307次组卷
|
2卷引用:云南省昆明市安宁市昆钢第一中学2022-2023学年高一上学期9月月考数学试题
4 . 已知二次函数
的图象过原点,且满足
.
(1)求
的解析式;
(2)在平面直角坐标系中画出函数
的图象,并写出其单调递增区间;
(3)对于任意
,函数
在
上都存在一个最大值
,写出
关于
的函数解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aa7ce6983a3147fee5418459cf7d7ef.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/19/fe85e3ab-a1f2-4264-ae25-1cb2449037d3.png?resizew=200)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)在平面直角坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f790223ffd7df9fb44eb11a4c4ce6542.png)
(3)对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1553f685ec1fa7f96ceb99456d00c335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f790223ffd7df9fb44eb11a4c4ce6542.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4712903dc7b8c313dcb7578d641c43b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
解题方法
5 . 已知函数
是R上的奇函数,且当
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/219092cc-eebe-4d56-a859-ca0a62927306.png?resizew=202)
(1)求函数
的解析式;
(2)在给定的坐标系中画出函数
的图象,并求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ae041e1c32d0bcb2b8e297eed8433ef.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/219092cc-eebe-4d56-a859-ca0a62927306.png?resizew=202)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
(2)在给定的坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d810917b541e6884dc5568cb9a62c0.png)
您最近一年使用:0次
2024-01-27更新
|
224次组卷
|
3卷引用:江苏省宿迁市2023-2024学年高一上学期期末调研测试数学试题
解题方法
6 . 已知
为二次函数,且满足:对称轴为
.
(1)求函数
的解析式,并求
图象的顶点坐标;
(2)在给出的平面直角坐标系中画出
的图象,并直接写出函数
的单调增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f29b49cfde810548dc5b5d9edfacda13.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/7ddad0db-43d2-4e01-8278-f55d46759200.png?resizew=223)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)在给出的平面直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d300a3a6d3270bccac16b34fd7a3cb5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d300a3a6d3270bccac16b34fd7a3cb5b.png)
您最近一年使用:0次
解题方法
7 . 已知二次函数
图像的对称轴为
,且经过点
.
(1)求函数
的解析式,并在坐标系中画出其图象.
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d88bbd34102b55fa928e8ff83f0d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88c3a2f5b0702ea9fbb9dc8904579737.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/17/744295f9-c214-41ad-a229-3a382e9d3667.png?resizew=165)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65038b5bc9e79210a89cbdc000f5a98e.png)
您最近一年使用:0次
2023-10-17更新
|
284次组卷
|
2卷引用:安徽省县中联盟2023-2024学年高一上学期10月联考数学试题
8 . 已知二次函数
是R上的偶函数,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583092e098262aa554e227d8a5351c15.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/18/5b7e798e-ad9d-4373-8864-329e7173f785.png?resizew=242)
(1)求
的解析式,画出函数
的图像并写出它的单调区间,不需证明;
(2)当
时,解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583092e098262aa554e227d8a5351c15.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/18/5b7e798e-ad9d-4373-8864-329e7173f785.png?resizew=242)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6e28dbfcdd6fb66b9ff759be044287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7dc3843724c7dfd0b503ad04e078da.png)
您最近一年使用:0次
名校
9 . 已知二次函数
的最小值为1,且满足
,
,点
在幂函数
的图象上.
(1)求
和
的解析式;
(2)定义函数
试画出函数
的图象,并求函数
的定义域、值域和单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd3cb7c1612288e3fbbd33462ece9569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17ee5f43412795671704ab0e8d0b2f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c706af4a6f1df66333a8c8640540b9fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)定义函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b90fa5c903ddef7c852c85d6c3758e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
您最近一年使用:0次
2023-01-05更新
|
418次组卷
|
2卷引用:湖北省武汉市部分学校2022-2023学年高一上学期期中联考数学试题
10 . 已知
为二次函数,且满足:对称轴为
,
.
(1)求函数
的解析式,并求
图象的顶点坐标;
(2)在给出的平面直角坐标系中画出
的图象,并写出函数
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/879bc288cd3c71276a4a2213afedfbdb.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)在给出的平面直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd713a9809d5df1de33c6f11b81eca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fd713a9809d5df1de33c6f11b81eca7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/31/d2218ac6-e36c-4de3-af5f-62b0046a427b.png?resizew=272)
您最近一年使用:0次
2022-12-30更新
|
915次组卷
|
5卷引用:西藏拉萨市第二高级中学2022-2023学年高一上学期期末考试数学试题