名校
解题方法
1 . 已知函数
的定义域为R,且
,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4fdede7dca20eedaff5edff96b3dda8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
2 . 已知定义在
上的函数
满足
,对
,
,有
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51eb2613dda00677d447c986cac505bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df6593a700bf3e89107556454666b787.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95cccdff49c3efe6e7a7dbbf69db9319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb5f18faea51250286332ed24da7630.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffbac68c2248c802622d3e5974e46cd8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-01-15更新
|
1828次组卷
|
6卷引用:山东省潍坊市2022-2023学年高三上学期期末数学试题
山东省潍坊市2022-2023学年高三上学期期末数学试题河北省衡水中学2023届高三第四次综合素养测评数学试题安徽省合肥市庐阳高级中学2023届高三下学期5月模拟考试数学试题(已下线)专题04 数列(5)(已下线)压轴小题3 抽象函数问题(压轴小题)黑龙江省大庆外国语学校2023-2024学年高二下学期第二次教学质量检测数学试卷
名校
3 . 若集合
,
,其中
,
,
,
,
是从定义域A到值域B的一个函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8fc75aae58e12636d3b4d4e9f0b9b4.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53212f09c4dec1b7ae99bdb4a2cbec06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a425a7d2074699de0338e7a6150d78f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d243cffa85aa55340202b932e7b5e37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e36bff57bcfa86432b340e25e51d42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e5405c2dd178161c57f4d96c33b5918.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ae23cf6a2823451f9676220b32c782.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8fc75aae58e12636d3b4d4e9f0b9b4.png)
您最近一年使用:0次
2019-08-16更新
|
1522次组卷
|
4卷引用:智能测评与辅导[理]-函数的概念与图象
4 . 判断下列对应是不是从集合A到集合B的映射,其中哪些是一一映射?哪些是函数?为什么?
(1)A={1,2,3,4},B={3,4,5,6,7,8,9},对应关系f:x→2x+1;
(2)A={平面内的圆},B={平面内的矩形},对应关系是“作圆的内接矩形”;
(3)A={1,2,3,4},B={1,
,
,
},对应关系f:x→y=
.
(1)A={1,2,3,4},B={3,4,5,6,7,8,9},对应关系f:x→2x+1;
(2)A={平面内的圆},B={平面内的矩形},对应关系是“作圆的内接矩形”;
(3)A={1,2,3,4},B={1,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d266a04f3dc7483eddbc26c5e487db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf35027e76f8ea593f82023973d4aba3.png)
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2014·上海闵行·三模
5 . 下图揭示了一个由区间
到实数集
上的对应过程:区间
内的任意实数
与数轴上的线段
(不包括端点)上的点
一一对应(图一),将线段
围成一个圆,使两端
、
恰好重合(图二),再将这个圆放在平面直角坐标系中,使其圆心在
轴上,点
的坐标为
(图三).图三中直线
与
轴交于点
,由此得到一个函数
,则下列命题中正确的序号是 ( )
![](https://img.xkw.com/dksih/QBM/2014/6/3/1571751073087488/1571751078551552/STEM/3e99f041163e48a8b926ed829941a54d.png?resizew=428)
(1)
;(2)
是偶函数;(3)
在其定义域上是增函数;
(4)
的图像关于点
对称.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1242ec96ac54e2fd418988d5190a88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/883f23ab75b490d6e9e03b8ff8b269c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5c5cfaff14c20f8d8ce70eca6217286.png)
![](https://img.xkw.com/dksih/QBM/2014/6/3/1571751073087488/1571751078551552/STEM/3e99f041163e48a8b926ed829941a54d.png?resizew=428)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d8dfda35f1dc37e92b20d67219aa91e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d66e9d52546beeea016d6d7d3f0ca6.png)
A.(1)(3)(4). | B.(1)(2)(3). |
C.(1)(2)(4). | D.(1)(2)(3)(4). |
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