名校
1 . 对于定义在
上的函数
,有下列四个命题:
①若
是奇函数,则
的图象关于点
对称;
②若对
,有
,则
的图象关于直线
对称;
③若对
,有
,则
的图象关于点
对称;
④函数
与函数
的图像关于直线
对称.
其中正确命题的序号为__________ .(把你认为正确命题的序号都填上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2c3dd8fa2dc8c0c7e255bfb054ad34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8748dc55e2f45bc37fc4d84d7310f79.png)
②若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17a3556b7e9458ec54d4cf1de17a5649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
③若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e21b60b8b5fffe78a4fe3aed643ed925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8748dc55e2f45bc37fc4d84d7310f79.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d4755d367c39d8d063ad5c19d244370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb914a7e9e4f27aa4170fd2351cbf27f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
其中正确命题的序号为
您最近一年使用:0次
2019-02-09更新
|
1218次组卷
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3卷引用:黑龙江省鹤岗市第一中学2018-2019学年高二下学期期末考试数学(文)试题
名校
2 . 丹麦数学家琴生是
世纪对数学分析做出卓越贡献的巨人,特别是在函数的凹凸性与不等式方面留下了很多宝贵的成果.定义:函数
在
上的导函数为
,
在
上的导函数为
,若在
上
恒成立,则称函数
是
上的“严格凸函数”,称区间
为函数
的“严格凸区间”.则下列正确命题的序号为 ____________ .
①函数
在
上为“严格凸函数”;
②函数
的“严格凸区间”为
;
③函数
在
为“严格凸函数”,则
的取值范围为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be7581dbbccda50e5d5cd18056ddea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06797f73d23dd870776d8b113cc73920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06797f73d23dd870776d8b113cc73920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10acd6d864583617dd3e71240bf0c857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06797f73d23dd870776d8b113cc73920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa4b560c48799ad63736f4fbca9b0ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06797f73d23dd870776d8b113cc73920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06797f73d23dd870776d8b113cc73920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49c482e2e4631a33f5a1206901c8e9a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a9a5cc93a7d225c28c4c794dcbaa53.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f53f81bca037a4383c1fab122a3cd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcb304ae8313cab66b0eba70e43b0688.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1807569c10a19abeab5c5587684049d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74b9c316274c21fe4812bdd66eb40d0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85708d2da706ab970ceab57336c23f15.png)
您最近一年使用:0次
名校
3 . 平面直角坐标系
中,抛物线
的焦点为
,准线为
,过
的直线交抛物线于
两点,
于
,
于
,
中点为
,
于
,则下列说法:
①
为钝角三角形
②
为直角三角形
③
为钝角三角形
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07fc9900588f71f30457f741feadd070.png)
正确命题的序号是__________ (填写你认为正确的所有命题的序号.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e3a1467ecf286e3cadaf5aa006606f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca717072d24c0e6fda2bb0d9c19b406.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeba4806d9a03f7beb2f11d1d714bf15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.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/53b282b8e3a04be2320c1f855b90cbb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b104090ea2ac34be58a76a4e0e95cb3.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a9354a07397b21c33820fc2590e814.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c6481f62501c45b1b5f163196fb29b5.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba0a4aaef72dcd725367fa2aeb556b9c.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07fc9900588f71f30457f741feadd070.png)
正确命题的序号是
您最近一年使用:0次
2018-01-15更新
|
218次组卷
|
2卷引用:黑龙江省鹤岗市第一中学2020-2021学年高二上学期期末考试数学(文)试题
10-11高三上·黑龙江牡丹江·期中
名校
解题方法
4 . 定义在R上的偶函数
满足
,且在[-1,0]上是增函数,下面是关于
的判断:①
是周期函数;②
的图像关于直线
对称;③
在[0,1]上时增函数;④
.其中正确命题的序号是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e13b0ca1f02740b1d1b41e469b966e.png)
![](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/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f149c425ef684f8b8da6243c6bcb0df6.png)
您最近一年使用:0次
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|
1161次组卷
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13卷引用:2015-2016学年黑龙江鹤岗一中高二下期末文科数学试卷
2015-2016学年黑龙江鹤岗一中高二下期末文科数学试卷2015-2016学年宁夏石嘴山三中高二下期中文科数学试卷12015-2016学年宁夏石嘴山三中高二下期中文科数学试卷2(已下线)2011届黑龙江省牡丹江一中高三上学期期中考试理科数学卷(已下线)2011届山东省莱芜一中高三上学期期末考试数学理卷(已下线)2011届新疆农七师高级中学高三第一次模拟考试数学理卷(已下线)2013届浙江省余姚三中高三第一次月考文科数学试卷2016届黑龙江省双鸭山一中高三上学期期末文科数学试卷宁夏育才中学2018届高三上学期第一次月考(理)数学试题宁夏育才中学2018届高三上学期第一次月考数学(理)试题(已下线)《2018-2019学年同步单元双基双测AB卷》必修一 专题三 函数的基本性质 B卷(已下线)2019高考热点题型和提分秘籍 【理数】专题6 函数的奇偶性与周期性 (题型专练)(已下线)2019高考热点题型和提分秘籍 【文数】专题6 函数的奇偶性与周期性( 题型专练)