1 . 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
|
191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
解题方法
2 . 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)
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名校
3 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81df67801043cad2c5c84a104ade6c77.png)
(1)画出
的图象,写出
单调递增区间;
(2)求
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81df67801043cad2c5c84a104ade6c77.png)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81ed7f6a4475e0fa682fa81ee747da3.png)
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4 . 设函数
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/a397b200-6f81-4a70-82a1-141a8f94d51e.png?resizew=230)
(1)求函数
时的根;
(2)在给出的平面直角坐标系中直接画出函数
的图象,并写出单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/113eff4fc6357344d826ff081714339d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/a397b200-6f81-4a70-82a1-141a8f94d51e.png?resizew=230)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
(2)在给出的平面直角坐标系中直接画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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名校
5 . 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
|
384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
6 . 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)
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名校
7 . 已知函数
.
(1)画出函数
的草图并由图象写出该函数的单调区间;
(2)若
,对于任意的
,存在
,使得
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06c1f64809631dacd288404aa169f2e7.png)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21c29515b808d0d27839eacdb634dbff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6a3163cc2d37e7b7fe450f6e8bf8500.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff565afbddafe8625ef376d7eb3fa649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/032e8dc00cdc96860c9cbf8ac09677fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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