1 . 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
解题方法
2 . 已知函数
是定义在R上的偶函数,且当
时,
.
(1)求出函数
的解析式,画出函数的图象;
(2)函数
,
,
的最小值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/becd598a11b876d858728161a7a09705.png)
(1)求出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f58fd27b41ba049b2b8a4aab45db075.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e22e1223baf7cb3d53e668c2449609.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
3 . 设函数
.
(1)画出函数
的图象;
(2)写出函数
的单调递增区间;
(3)求
在区间
上的最小值
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c2837ca79dac067e0872eded379e91.png)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc43583c88eb3f33bfa0518bb9b206a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
您最近一年使用:0次
解题方法
4 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/9c7ba11b-6e71-472f-9ac1-bbd5e551049f.png?resizew=192)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/f7f692f8-7409-4b4c-85d5-15070c5a70e2.png?resizew=192)
(1)在同一坐标系中画出函数
,
的图象;
(2)定义:对
,
表示
与
中的较小者,记为
,分别用函数图象法和解析法表示函数
,并写出
的单调区间和值域(不需要证明).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/945106a06b33e0107ce9c8b30ddb0a74.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/9c7ba11b-6e71-472f-9ac1-bbd5e551049f.png?resizew=192)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/f7f692f8-7409-4b4c-85d5-15070c5a70e2.png?resizew=192)
(1)在同一坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
(2)定义:对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f832d9cca2d5c9d76d38374e2a258d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c49ca8562b98657ca9c499093f7233.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/4febc53921a6ed12d250651c3dacd61b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c49ca8562b98657ca9c499093f7233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c49ca8562b98657ca9c499093f7233.png)
您最近一年使用:0次
5 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/10/7000fdcd-f38e-471c-8426-fd64a4cb2720.png?resizew=198)
(1)在给定的坐标系中,作出函数
的图象;
(2)若
,求m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/330bae0bfbba2abeafb5d22300299499.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/10/7000fdcd-f38e-471c-8426-fd64a4cb2720.png?resizew=198)
(1)在给定的坐标系中,作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054685034d95079ee155203401e494f4.png)
您最近一年使用:0次
名校
解题方法
6 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/6/dbfa2821-50ed-4fbb-b3a9-46ad60ffafde.png?resizew=196)
(1)分别求
,
,
的值;
(2)画出函数
的图象;
(3)求出函数
的定义域及值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f3ee2e8db259bb4a5160033c63cf414.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/6/dbfa2821-50ed-4fbb-b3a9-46ad60ffafde.png?resizew=196)
(1)分别求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32822a106d217ffdec43557a236f786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/865a84e106d64bec207e497b6663e53e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf82d73eb2a6fe7b44de2b73bcb41467.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)求出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-11-14更新
|
107次组卷
|
2卷引用:福建省宁德市衡水育才中学2023-2024学年高一上学期第四次调研考试数试题
名校
7 . 已知函数
,
.
(1)在同一坐标系中画出函数
的图象;
(2)
,用
表示
中的最小者,记作
,分别用图象法和解析法表示函数
,并写出
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbea50b9ee9088ba9c3b474a893fc52b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70b72b368ce2f42afe01303bf99bd3e0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/28/87db87c7-879c-45ec-9510-b0327538e495.png?resizew=432)
(1)在同一坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f169611259ea1cc39fd5894d46a4ba81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b426608a06477f57cb994f4d00e4465d.png)
您最近一年使用:0次
8 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/4/7037d239-36d9-4de6-a3d5-e4dabd2e0c06.png?resizew=218)
(1)写出
的分段函数形式的解析式;
(2)画出函数
的图象;
(3)当
时,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ee11af3fdb8989b8a24c0b4254cd406.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/4/7037d239-36d9-4de6-a3d5-e4dabd2e0c06.png?resizew=218)
(1)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2608a57caffde627dbf140ca22a2ff8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
9 . 已知函数
.
(1)求
、
的值;
(2)画出函数
的图象,并指出它的单调区间(不需证明);
(3)当
时,求函数的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b583537197a1e97b74e4e42c0d31e7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c08bab9ee0074ae3e3c0a6c6fb328da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3627e4ccde7d69c49034a4a2d10bee5.png)
(2)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3100b4334006cfb90266d783f4798a0.png)
您最近一年使用:0次
2023-08-12更新
|
563次组卷
|
3卷引用:福建省莆田第二十五中学2023-2024学年高一上学期期中考试数学试题
福建省莆田第二十五中学2023-2024学年高一上学期期中考试数学试题贵州省黔东南州丹寨泓文实验学校2022-2023学年高一下学期第一次月考数学试题(已下线)第02讲 3.2函数的基本性质+3.3幂函数(1) -【练透核心考点】
10 . 已知函数
的解析式为
.
(1)画出这个函数的图象;
(2)求函数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b3cc60ad44ceac7980245363bfbc9.png)
(1)画出这个函数的图象;
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次