名校
1 . 已知函数
是定义在
上的奇函数,且当
时,
.
![](https://img.xkw.com/dksih/QBM/2019/12/9/2351446047604736/2355157825388544/STEM/b815eba615e140388f5145a4f373b7df.png?resizew=329)
(1)求函数
的解析式;
(2)现已画出函数
在
轴左侧的图象,如图所示,请补全函数
的图象;
(3)根据(2)中画出的函数图象,直接写出函数
的单调减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/becd598a11b876d858728161a7a09705.png)
![](https://img.xkw.com/dksih/QBM/2019/12/9/2351446047604736/2355157825388544/STEM/b815eba615e140388f5145a4f373b7df.png?resizew=329)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb7f04a0d543ab3f626b6fff5d2305f7.png)
(2)现已画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)根据(2)中画出的函数图象,直接写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
名校
2 . 已知函数
是定义在
上的奇函数,且当
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/18/ef1a9549-4a09-4bbb-b65a-379ad8c5830f.png?resizew=228)
(1)求函数
的解析式;
(2)现已画出函数
在
轴左侧的图象,如图所示,请补全完整函数
的图象;
(3)根据(2)中画出的函数图像,直接写出函数
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5397ee1eb6d157f6ec1e7a878f8d16e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/18/ef1a9549-4a09-4bbb-b65a-379ad8c5830f.png?resizew=228)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/803b2de32177f5ebb64b38115356f388.png)
(2)现已画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)根据(2)中画出的函数图像,直接写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
2017-11-25更新
|
648次组卷
|
7卷引用:重庆市永川北山中学校2022-2023学年高一上学期期中数学试题
名校
解题方法
3 . 已知函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/caf4e040-c408-42a7-b3e8-144d109b4a90.png?resizew=194)
(1)判断函数的奇偶性,并利用定义证明;
(2)判断函数
单调性(不需要证明),并画出
的图像.
(3)若不等式
在区间
上恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c47b2d73a4858fe5a169a0964c7e878e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/24/caf4e040-c408-42a7-b3e8-144d109b4a90.png?resizew=194)
(1)判断函数的奇偶性,并利用定义证明;
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2bed605a16f9afd9b63861e02056a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73f0a7f52eb82472cce50381cbed1c16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
4 . 如图,正方形
是边长为4,动点
以每秒1个单位长度的速度从点
出发,沿折线
运动,动点
以每秒1个单位长度的速度同时从点
出发,沿折线
运动,当两者相遇时停止运动.设运动时间为
秒,
的面积为
.
(1)请直接写出
关于
的函数表达式并注明自变量
的取值范围;
(2)在给定的平面直角坐标系中画出这个函数的图象,并写出该函数的一条性质;
(3)结合函数图象,直接写出
的面积为6时
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3087da5c11909dab613378fee8d471fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ccfc06739ab01294379f26e1c8124a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c105d6ba18fbb0581fb982175e2eac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/17/aeb6f124-b3da-415b-b233-e01c4546c47c.png?resizew=354)
(1)请直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)在给定的平面直角坐标系中画出这个函数的图象,并写出该函数的一条性质;
(3)结合函数图象,直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c105d6ba18fbb0581fb982175e2eac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
名校
5 . 已知函数
.
(1)在平面直角坐标系中画出 函数
的;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/11/014fbcb3-f304-4101-869e-65e66c3a1e38.png?resizew=177)
(2)根据函数
的指出 其单调递增区间和最大值与最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbb32f43e3b1964134154bce4c4e8aca.png)
(1)在平面直角坐标系中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/11/014fbcb3-f304-4101-869e-65e66c3a1e38.png?resizew=177)
(2)根据函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
名校
6 . 函数
,其中
为常数,
有
这5个不同的实数解,并且有
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/070c94df-7839-4210-8cfa-fc6aa2f54f40.png?resizew=180)
(1)在坐标系中画出函数
的图象,并求
的取值范围(用
表示);
(2)若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8c2ec14fe30c6b37be49ff7e1a5a9e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb2e46f49adba6036e2624639a1b966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/195f9cb9c1ca84756dd98afdc784ead9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4acd5e05f89802149b8b810c24d6ac73.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/070c94df-7839-4210-8cfa-fc6aa2f54f40.png?resizew=180)
(1)在坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06cee0376e2e795f9ab3740e1304781c.png)
您最近一年使用:0次
7 . 设函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/8/cab90494-2e7e-4c2c-9fc4-2331a2b36533.png?resizew=176)
(1)将函数
写成分段函数的形式并画出其图像;
(2)写出函数
的单调递增区间和值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb2be0da213577a610ed572f88725f1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/8/cab90494-2e7e-4c2c-9fc4-2331a2b36533.png?resizew=176)
(1)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-02-01更新
|
192次组卷
|
2卷引用:重庆市缙云教育联盟2023-2024学年高一上学期11月月考数学试题
名校
8 . 已知函数
,用
表示
中的较大者,记为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/16/a70714dc-58ff-4261-9285-cb42136be7b7.png?resizew=210)
(1)写出函数
的解析式,并画出它的图象;
(2)当
时,若函数
的最小值为
,求实数
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034aa1bd7b1dcf28817724dcf9a0727d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3859cd3de4d6d485df050b0f5321d6c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c065dc2782f5e5a662df2ea357b9c31.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/16/a70714dc-58ff-4261-9285-cb42136be7b7.png?resizew=210)
(1)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3859cd3de4d6d485df050b0f5321d6c6.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73e0c1abf0378a7f5d79672f622b275e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3859cd3de4d6d485df050b0f5321d6c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a823d252e3098fca0f83e48e2d3ae9ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-11-11更新
|
386次组卷
|
3卷引用:重庆市第八中学校2022-2023学年高一上学期期中数学试题
9 . 已知函数
.
(1)画出
的函数图像.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/3/1b80f24b-cc68-4560-8ec5-448f73489f3d.png?resizew=156)
(2)写出
的最大值和单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bd750625d64bee2e657615988dc055.png)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/3/1b80f24b-cc68-4560-8ec5-448f73489f3d.png?resizew=156)
(2)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
10 . 已知
是定义在
上的奇函数,当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc41bbdf87d333096bf7281cf7301567.png)
(1)求
;
(2)求
的解析式,并画出函数图象,根据函数图象写出单调区间(无需证明).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc41bbdf87d333096bf7281cf7301567.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09bce019702887214bda3444ed0492f6.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次