1 . 非空集合
关于运算
满足:①对任意
,都有
;②存在
使得对于一切
都有
,则称
是关于运算
的融洽集,现有下列集合与运算:①
是非负整数集,
:实数的加法;②
是偶数集,
:实数的乘法;③
是所有二次三项式构成的集合,
:多项式的乘法; ④
,
:实数的乘法;其中属于融洽集的是________ (请填写编号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c2f679d53b91088ba6eb14c16cbc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9cbad1e8b405feac6e8fe403f024b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ea5a550b5452df9abdbca776c2ff500.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25e6faeeed98a19d7012c921ca71a046.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/572f76c63e3a74a90a1e6ca5ae401cf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1ab14d288a58f2bd865846544b5c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c2f679d53b91088ba6eb14c16cbc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c2f679d53b91088ba6eb14c16cbc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c2f679d53b91088ba6eb14c16cbc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c2f679d53b91088ba6eb14c16cbc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c8f10a0d3097ea9644b3147f7f0143c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c2f679d53b91088ba6eb14c16cbc0.png)
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2020-03-05更新
|
181次组卷
|
2卷引用:上海市青浦一中2016-2017学年高一上学期期中数学试题
2 . 给出下列四种说法,说法正确的有___________ (请填写序号)
①函数
与函数
的定义域相同;
②函数
和
都是既奇又偶的函数;
③已知对任意的非零实数
都有
,则
=
;
④函数
在
和
上都是增函数,则函数
在
上一定是增函数.
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90897d9da53d799ae8421b67bef5f370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/937f9fc376e8cdf982110555a433bdb5.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990387f736ce73715cb41868664db7da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd8a6617776eb998250d286636e9804d.png)
③已知对任意的非零实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a74f97e8f17996195ddf7aa528ac2d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e1a1611f320c0f358df77aaae3f942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f30d314a642667fef559032264647366.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7d1288c575c8cdce97930bc32c423b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14dfdef13e84f373bf4e90db872ff97f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2a873ff69b69b5ddc3f07c705f4c597.png)
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3 . 已知函数
,对于
上的任意
有如下条件:
①
;②
;③
,
其中能使
恒成立的条件是_________ (填写序号)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/23e8bc5428234b7baf0f2538285ffc83.png?resizew=125)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/a1fa884809954e86bd31d08bbef25d69.png?resizew=74)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/a72ef8306f78493fb7938011508a704a.png?resizew=37)
①
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/92ff010e80c142b9b108ef2ec0020c62.png?resizew=49)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/7966cba4a9404588b777890c04ba2112.png?resizew=62)
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/e5de8bf9ce8c4c20bf94edb998957574.png?resizew=59)
其中能使
![](https://img.xkw.com/dksih/QBM/2016/2/26/1572500246609920/1572500252631040/STEM/5d36e865008b429c88cef363f59d0a3b.png?resizew=96)
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4 . 下列函数中,既是偶函数又是区间
上的增函数的有____________ .(填写所有符合条件的序号)
①
;②y=|x|+1;③
;④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c904567c3b3734e1eca8d042ef7a7b2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c884e534313d810d5fc36b95f9fcaa08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88e33578c3844062c5da229f5f8b4f3.png)
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9-10高一·甘肃天水·期中
解题方法
5 . 已知定义在区间[0,1]上的函数y=f(x)图象如图所示,对于满足0<x1<x2<1的任意x1,x2给出下列结论:
①f(x2)-f(x1)>x2-x1;
②x2f(x1)>x1f(x2);
③
<f
.
其中正确结论的序号是________ .(把所有正确结论的序号都填写在横线上)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/1/9b692d17-f324-4c72-96b4-2a65f1b82da4.png?resizew=124)
①f(x2)-f(x1)>x2-x1;
②x2f(x1)>x1f(x2);
③
![](https://img.xkw.com/dksih/QBM/2014/5/28/1571740776128512/1571740781273088/STEM/5312d1e2e70b497e89dc8b120b87827f.png?resizew=55)
![](https://img.xkw.com/dksih/QBM/2014/5/28/1571740776128512/1571740781273088/STEM/5f0c4a1f97194decacee2f8fa62419cd.png?resizew=45)
其中正确结论的序号是
您最近一年使用:0次
2016-12-03更新
|
1524次组卷
|
6卷引用:2015-2016学年内蒙古赤峰二中高二上学期期末理科数学卷
2015-2016学年内蒙古赤峰二中高二上学期期末理科数学卷(已下线)2010年甘肃省天水市一中高一期中考试数学卷(已下线)2011届福建省泉州外国语中学高三上学期期中考试数学文卷(已下线)2011届福建省泉州外国语中学高三上学期期中考试数学理卷(已下线)2014年高考数学人教版评估检测 第二章 函数、导数及其应用北京名校2023届高三一轮总复习 第2章 函数与导数 2.4 函数的单调性