1 . 某市出租汽车收费标准如下:在3
以内(含3
)路程按起步价9元收费,超过3
的路程按2.4元/
收费.试写出收费额(单位:元)关于路程(单位:
)的函数解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fe30c67ac20cd4e8b9cc2d0d420a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fe30c67ac20cd4e8b9cc2d0d420a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fe30c67ac20cd4e8b9cc2d0d420a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fe30c67ac20cd4e8b9cc2d0d420a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5fe30c67ac20cd4e8b9cc2d0d420a7b.png)
您最近一年使用:0次
2023-09-22更新
|
166次组卷
|
2卷引用:苏教版(2019)必修第一册课本例题5.2 函数的表示方法
2 . 画出函数
的图象,并求
,
,
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ace0c072dc6426e620c02a26c892b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/109dde9fdf7b26d48a8eee68fc9e7d46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cf59c5075f9e6fdf3782b6c0e528237.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b530377e3fe56b7988935dd73d9dccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74156327e5659301f391814605688899.png)
您最近一年使用:0次
2023-09-22更新
|
249次组卷
|
3卷引用:苏教版(2019)必修第一册课本例题5.2 函数的表示方法
2021高一·全国·专题练习
3 . 定义在
上的函数
满足
,且当
时,
.
(1)求当
时,
的解析式;
(2)求
在
,
上的单调区间和最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df0ddc9dc1d3928ad558669f792d16c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dde272780b4ba07266b1de53235cc1ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce9bf00816945629bfcde112091af785.png)
(1)求当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7464228e429a5a15947c9f0a0e67443c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ac68a11414c748e67de9f475152bd6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad04b9df1032e5d2953e45d238da08d.png)
您最近一年使用:0次
解题方法
4 . 已知函数
满足,
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/f21ff62d-c8cd-41c1-9035-9d4cc4d2d2dc.png?resizew=192)
(1)作出
时
的图象;
(2)确定直线
与
在
上的图象的交点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb609a8b2d76ad6a5130e716e37b9d92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81f09c713300e333a7aa41b7c0cd73bd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/f21ff62d-c8cd-41c1-9035-9d4cc4d2d2dc.png?resizew=192)
(1)作出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0960b082efecb5bfb8feafb1fc15e68c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)确定直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c37f07de8b470688c6c97e8f5d498d.png)
您最近一年使用:0次
名校
5 . 据气象中心观察和预测:发生于甲地的沙尘暴一直向正南方向移动,其移动速度
与时间
的函数图象图所示,过线段
上一点
作横轴的垂线
,梯形
在直线
左侧部分的面积即为
内沙尘暴所经过的路程
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/4/23d82557-8a57-4c37-8182-01243181306a.png?resizew=158)
(1) 当
时,求
的值;
(2)将
随
变化的规律用数学关系式表示出来;
(3)若乙城位于甲地正南方向,且距甲地
,试判断这场沙尘暴是否会侵袭到乙城,如果会,在沙尘暴发生后多长时间它将侵袭到乙城?如果不会,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6f98da253af7f85324ed3cdb2143ba9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d2701f4514f34671ad959a9d87b57ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b312367cf51225ea3bfbee2103b0c30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d2701f4514f34671ad959a9d87b57ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d64030d70fbca875eaffef0413b3bf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/4/23d82557-8a57-4c37-8182-01243181306a.png?resizew=158)
(1) 当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d106a430e7748a4d596401820b9abd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)若乙城位于甲地正南方向,且距甲地
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/871243d6b9888ec16ced83da13637a3c.png)
您最近一年使用:0次
2020-02-24更新
|
340次组卷
|
2卷引用:湖南省湖湘教育三新探索协作体2019-2020学年高一上学期12月联考数学试题
6 . 如图,
是等腰直角三角形,
,且直角边长为
,记
位于直线
左侧的图形面积为
,试求函数
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ed6bee57f4526320197d6a7474386f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5393f5f1d643a9b9e931957d64e9ce51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8189f7b0ffe4d20bf0fad43b4ed589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c03f0156764e6358d83697ea14c5ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2709ca478fb15ea08e8aa55328eae8e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/29/9994bf53-8959-4dd0-b090-66de748ed703.png?resizew=179)
您最近一年使用:0次
解题方法
7 . 一种电器设备的电网每接通
分钟后就断开
分钟,如此循环往复.当电闸接通时用
表示,断开时用
表示,于是电闸的状态是时间的函数,记为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/29/6804fb01-6c7a-4dfe-9070-fb41b7cf9ff1.png?resizew=251)
(1)设
时电闸接通,画出函数
在
上的图象,并写出它的解析式;
(2)写一个与(1)形式不同的函数
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/29/6804fb01-6c7a-4dfe-9070-fb41b7cf9ff1.png?resizew=251)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d31d07e0e178dd81de9ab409d9475e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ba52c6db607d296dc79e4e30ae00545.png)
(2)写一个与(1)形式不同的函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
您最近一年使用:0次
解题方法
8 . 给定函数
,
,
.
(1)在同一坐标系中画出函数
,
的图象;
,用
表示
,
中的较大者,记为
.请分别用图象法和解析法表示函数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26af862ac8e4e2fe03204b0463a7a789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f62be32f62f9c202bab21fd97bb8c5dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)在同一坐标系中画出函数
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/531bcdb6324cb5a759301daddf9768c0.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/316f701027f4bd38abca039b3499b498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/531bcdb6324cb5a759301daddf9768c0.png)
您最近一年使用:0次
2020-02-14更新
|
293次组卷
|
5卷引用:人教A版(2019) 必修第一册 逆袭之路 第三章 3.1 函数的概念及其表示 3.1.2 函数的表示法
人教A版(2019) 必修第一册 逆袭之路 第三章 3.1 函数的概念及其表示 3.1.2 函数的表示法湖北省武汉市武昌区2019-2020学年高一上学期期末数学试题(已下线)【新教材精创】3.1.2+函数的表示法+教学设计(2)-人教A版高中数学必修第一册人教A版(2019)必修第一册课本例题3.1 函数的概念及其表示(已下线)3.1.2函数的表示法(第1课时)-【上好课】
名校
解题方法
9 . 已知
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef7936c95b629221b01b8c19c2d443d1.png)
(1)求
与
;
(2)求
与
的表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bee6881a170f6ef9ed5c133b95c2f448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef7936c95b629221b01b8c19c2d443d1.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf73e99629b03da21f30875bbbde732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639f6e73e6425f8f1f9cce839c222efc.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30e7fd1622316cd0f50b193a3c573e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b442c59ad2d54eb9737eebc117ad8193.png)
您最近一年使用:0次
2020-02-13更新
|
562次组卷
|
2卷引用:陕西省西北工业大学附中2019~2020学年高一上学期期中数学试题
名校
10 . 某公司每年生产、销售某种产品的成本包含广告费用支出和浮动成本两部分,该产品的年产量为
万件,每年投入的广告费为
万元,另外,当年产量不超过
万件时,浮动成本为
万元,当年产量超过
万件时,浮动成本为
万元.若每万件该产品销售价格为
万元,且每年该产品都能销售完.
(1)设年利润为
(万元),试求
关于
的函数关系式;
(2)年产量
为多少万件时,该公司所获利润
最大?并求出最大利润.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b395a824c8962e50ea8dd950d83970f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e6f1af4b44b2e97e8f319bab4ae9010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a2c68ad503fcdc22821946f471ea8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e6f1af4b44b2e97e8f319bab4ae9010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ea80869d2084c4439907e4541fb4d08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b3779b4ea5477aebfe85113b0de1d60.png)
(1)设年利润为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)年产量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2020-02-04更新
|
238次组卷
|
2卷引用:湖北省宜昌市一中、恩施高中2018-2019学年高一上学期末联考数学试题