名校
1 . 下列说法中不正确 的序号为____________ .
①若函数
在
上单调递减,则实数
的取值范围是
;
②函数
是偶函数,但不是奇函数;
③已知函数
的定义域为
,则函数
的定义域是
;
④若函数
在
上单调递减,在
上单调递增.
①若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb17586aa229fbc9256e085b7f62f1dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0270ecebce48ab0f274a489dc6b94ed3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bea12f2c2e9e59e73b5ee0566dff9a.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0380550906059d443550edce4d3c79a1.png)
③已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2915e086838c4393f769a90e61a210.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e99bebf8db0d314aacb2cb1f09bf48c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa66623cf54b42d6d12be4c8edaa7071.png)
④若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b3b91d3e76b2d14d6ae9d720fc94d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70792aeffca5b422d35d9c06f36d1fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f00bba28ce932fbcc82ed562994f031.png)
您最近一年使用:0次
名校
2 . 下列说法中不正确 的序号为____________ .
①若函数
在
上单调递减,则实数
的取值范围是
;
②函数
是偶函数,但不是奇函数;
③已知函数
的定义域为
,则函数
的定义域是
;
④若函数
在
上有最小值-4,(
,
为非零常数),则函数
在
上有最大值6.
①若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b92536157492b072a29a9e3e27481448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b448b35bb2c2ccf8386ce681d65b35a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/202f287ab3ee969ba8ba17d3ea5a1fe1.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dc0715f0354c6a7e3ff52af61c0570.png)
③已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/656bfe264598d1c506d1822c573477e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd38f1b88d0f258b4224b3fda323b747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fcce6fcd9e8446164a02c4b09e32254.png)
④若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8781fccbb047c254af8c695f947d332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e85f7a8430d8229a4bae171ba12f055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cead849c0dc4a82285808a7e081ad75c.png)
您最近一年使用:0次
名校
3 . 对于函数
现有下列结论:
①任取
,都有
;
②函数
在
上先增后减
③函数
有3个零点:
④若关于x的方程
有且只有两个不同的实根
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecc2660c57e0cb6f907f49ae35677113.png)
其中,正确结论的序号为_______________ (写出所有正确命题的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a511387acb0ad93dbbb40f379035a1.png)
①任取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a62b2963a3941525b41bc7a33e2a066.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0176f10e9c91006b5a0879d116fdf55.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8da4181c726a35038b509390cf141ed0.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fc885041507845df45706bf1f4db5de.png)
④若关于x的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5787c31ddfa728fafb5a00295760360.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecc2660c57e0cb6f907f49ae35677113.png)
其中,正确结论的序号为
您最近一年使用:0次
名校
解题方法
4 . 已知函数
是
上的偶函数,对于任意
,都有
成立,当
时,有
给出下列命题:
①
;
②函数
的周期是6;
③函数
在
上为增函数;
④函数
在
上有四个零点.
其中所有正确命题的序号为_______________ .(把所有正确命题的序号都填上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed586e332a074da6f8aa7789ff097c62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27952f1cb92d01fc151c06520a40b27b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/175af24df3d4c5737b7bf338df00b53d.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee64d91962737f227ea7526db98bcf61.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aba96293e8584117b1321b47d7f4c2ca.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aba96293e8584117b1321b47d7f4c2ca.png)
其中所有正确命题的序号为
您最近一年使用:0次
名校
5 . 对函数
(其中
为实数,
),给出下列命题;
①当
时,
在定义域上为单调递减函数;②对任意
,
都不是奇函数;③当
时,
为偶函数;④关于
的方程
最多有一个实数根,其中正确命题的序号为________ ,(把所有正确的命题序号写入横线)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed729326dbab56739b58b93b543e9b76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e30c903d8f8a05332af0b19e7e40df3.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
您最近一年使用:0次
名校
6 . 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
|
3卷引用:【市级联考】湖南省益阳市2018-2019学年高一上学期期末统考数学试题
7 . 如果对定义在R上的函数
,对任意两个不相等的实数
都有
,则称函数
为“H函数”.
给出下列函数:
①
;
②
;
③
;
④
.
以上函数是“H函数”的所有序号为__________(把所有正确命题的序号都填上).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adadf0f28bdb6733cb7d588d89dffc1a.png)
![](https://img.xkw.com/dksih/QBM/2015/3/27/1572045619978240/1572045625155584/STEM/97c0e8b9da3c448793c6b557cdbdde1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
给出下列函数:
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ccbf79da6ad7e3709d6fa72efb756.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d373b4a763b989a919246d85e3feab9c.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af438f95af6c4b8ec694e96355cd4311.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17e1a2a0846da193b5d2456fff29f7f3.png)
以上函数是“H函数”的所有序号为__________(把所有正确命题的序号都填上).
您最近一年使用:0次
2010·辽宁·一模
解题方法
8 . 已知函数
是
上的偶函数,对任意
,都有
成立,当
且
时,都有
给出下列命题:
①
且
是函数
的一个周期;
②直线
是函数
的一条对称轴;
③函数
在
上是增函数;
④函数
在
上有四个零点.
其中正确命题的序号为_____ (把所有正确命题的序号都填上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b54a16fd78a5464d7944e374552ed80b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16014834857c7ad49afc420095b5239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee798d2d512f7342c55a0d580f4367e2.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4db7707d6b2754808adefc9b2fb976a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2ffd26ee71de49bd8c5deba8f623159.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
②直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23d29646155e27b172ecdf263e2d702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041da7ce47a2aedda53953794fdbd3dc.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4695c34aafd1c1ae276f9eddc53a397d.png)
其中正确命题的序号为
您最近一年使用:0次
名校
9 . 已知函数
的图象与函数y=g(x)的图象关于直线y=x对称,令h(x)=g(1-|x|),则关于h(x)有下列命题:
①h(x)的图象关于原点对称;
②h(x)为偶函数;
③h(x)的最小值为0;
④h(x)在(0,1)上为减函数.
其中正确命题的序号为_________ .(将你认为正确的命题的序号都填上)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16452b138fa55c8457095055e74f91e.png)
①h(x)的图象关于原点对称;
②h(x)为偶函数;
③h(x)的最小值为0;
④h(x)在(0,1)上为减函数.
其中正确命题的序号为
您最近一年使用:0次
2018-09-22更新
|
435次组卷
|
5卷引用:2017届安徽淮北十二中高三上月考二数学(文)试卷
2017届安徽淮北十二中高三上月考二数学(文)试卷河南省平顶山市鲁山一中2019-2020学年高一上学期9月月考数学试题辽宁省实验中学分校2016-2017学年高二下学期期末考试数学(文)试题(已下线)2019高考备考一轮复习精品资料【理】专题十 函数的图象 押题专练(已下线)2019高考备考一轮复习精品资料 【文】专题十 函数的图象 押题专练
名校
10 . 若存在实常数k和b,使得函数
对其公共定义域上的任意实数x都满足:
恒成立,则称此直线
的“隔离直线”,已知函数
(e为自然对数的底数),有下列命题:
①
内单调递增;
②
之间存在“隔离直线”,且b的最小值为
;
③
之间存在“隔离直线”,且k的取值范围是
;
④
之间存在唯一的“隔离直线”
.
其中真命题的序号为__________ .(请填写正确命题的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef655f5ecd8e5f7798c6e6747ba999b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c34f5d4207fbf261bdbcf0926155230.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c17624c234559f04f5d94b7077f169a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55adeff09c4d3d878785239f0bf2e27a.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffc247e5237219a6169648a3d20483c9.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b814095580525ddc8176650af6b73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b814095580525ddc8176650af6b73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c768cd9231a15caad0839f05d0f9207c.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8945c5bbc31c6617924d2c8aa29a091.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17432e76b39908abe390d80f3c97f476.png)
其中真命题的序号为
您最近一年使用:0次
2018-09-02更新
|
1122次组卷
|
5卷引用:【全国市级联考】山东省日照市2018届高三校际联考理科数学试题