2010·辽宁·一模
解题方法
1 . 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
解题方法
2 . 已知函数
给出下列四个结论:
①若
有最小值,则
的取值范围是
;
②当
时,若
无实根,则
的取值范围是
;
③当
时,不等式
的解集为
;
④当
时,若存在
,满足
,则
.
其中,所有正确结论的序号为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ff4e0cfa86f6d91ff0b3cdb3251393b.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c6cc71d0c988d725b25c55c2672919c.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976d18a5396ba232f0aa38d136f1d749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da1606791e5eeefbf298210543e01dd4.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e5bcfb3bafe8373dd907e0e55d08f8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168fef6477a494abceae56fb6c2e4c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b61bb7cb94b4d06f0090df1e365667.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339de01d9636343c484391b421c31301.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ec808ad60dbf016632ec816eaca1df.png)
其中,所有正确结论的序号为
您最近一年使用:0次
2023-11-02更新
|
807次组卷
|
5卷引用:江西省南昌市第二中学2024届高三“九省联考”考后适应性测试数学试题(二)
解题方法
3 . 已知函数
是偶函数,对任意
均有
,则下列正确结论的序号为( )
①
;②
是奇函数;③直线
是
图像的一条对称轴;④记
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d002f6523eb2b55e6c70b2b939c5caad.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17ee5f43412795671704ab0e8d0b2f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7a61de40c2ca48ebd5ccf6cbc9be053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/224d30ca84f1aeeeda7a718e751a4925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a80ff303049425be87fc2ef0f309e8c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e18414e37f8007ed9aad25845e223949.png)
A.①②④ | B.①③④ | C.①④ | D.②③ |
您最近一年使用:0次
4 . 给出下列命题:
①已知向量
与
的夹角是钝角,则实数
的取值范围是
;
②函数
与
的图像关于
对称;
③函数
的最小正周期为
;
④函数
为周期函数;
⑤函数
的图像关于点
对称的函数图像的解析式为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d35097c14fd98b2a53fad4d498926e.png)
其中正确命题的序号为__________ .
①已知向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3efb71322516a9dce8a71cbbef2a4fa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f49f461d57d35cebe267f62f2c5ec1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce93d027b2ec2bb64b74152299bc8851.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26efb9f32f6cb608753f9189c6b48644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50dcf7e21fe83faed21209091b28590d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ebd910dc72c0c8c85af72f2d1b1da50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a520fdd9881447c4a70a26f98ca11841.png)
⑤函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5265d99095b635f62c7915298ec0e963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d35097c14fd98b2a53fad4d498926e.png)
其中正确命题的序号为
您最近一年使用:0次
名校
5 . 给出下列几种说法:
①若
,则
;
②若
,则
;
③
为奇函数;
④
为定义域内的减函数;
⑤若函数
是函数
(
且
)的反函数,且
,则
,其中说法正确的序号为_________ .
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/431c9628813533a101cca8d8d47a2498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdb7a488910743dc5c63afb394b87e2.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a8c9f990fc696c4b27d02cb9e92fe9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1bad1ee89378076927702a3b7385cf8.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd6b1b690425cf8dd7427f978774463.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c9320d009a17deba67f208c7d8be8c.png)
⑤若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da53929a8f67b9aa3827fdbd73ebd265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9da4fdfdddc259dcef9fdd4b826b64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9fc1d3731b6cde045ddfce45737248.png)
您最近一年使用:0次
2017-02-08更新
|
587次组卷
|
2卷引用:江西省莲塘一中2018届高三9月质量检测文科数学试题
2014·江西·一模
名校
6 . 给出下列四个命题:
①
中,
是
成立的充要条件;
②当
时,有
;
③已知
是等差数列
的前n项和,若
,则
;
④若函数
为
上的奇函数,则函数
的图象一定关于点
成中心对称.其中所有正确命题的序号为___________ .
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9178fc8b5d65aa75fa9196294a0db7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e187e1473e72c646dd997f2da29e40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c029618cf11f31cf131e7103f03e183.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac0a9c962b6fa4f453af096cbe347c5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e99f3115e46f51f759d0afcbd290765d.png)
③已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b708c8dcb2d66eb2ce0b3718a9cd924a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe229b24e2d56ff6b491725ceae4ff2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8941ac03db51a1c00e1f3c679ade4900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a31302692643ac02324cdb1a8ce18011.png)
④若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aca98582d810b822cd99136f7fac9ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1c8113286cd3cbe5200e338a7e1651b.png)
您最近一年使用:0次
2018-11-18更新
|
824次组卷
|
9卷引用:2015届江西省红色六校高三第一次联考文科数学试卷
(已下线)2015届江西省红色六校高三第一次联考文科数学试卷(已下线)2015届黑龙江省哈尔滨市六中高三上学期期中考试理科数学试卷2016届福建省仙游一中高三上学期期中考理科数学试卷【全国百强校】黑龙江省双鸭山市第一中学2019届高三上学期第一次月考数学(理)试题山东省济南市历城第二中学2019届高三11月月考数学(文)试题2020届西藏自治区拉萨中学高三上学期第三次月考数学(文)试题2020届西藏拉萨中学高三上学期第三次月考数学(理)试题西藏自治区林芝市第二高级中学2021届高三上学期第一次月考数学(理)试题智能测评与辅导[文]-常用逻辑用语
2014高三·全国·专题练习
名校
7 . 关于函数
有下列命题:
①函数
的图像关于y轴对称;
②在区间(-
,0)上,函数
是减函数;
③函数
的最小值为
;
④在区间(1,+
)上,函数
是增函数.其中正确命题序号为_______________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8edcda108b912a87f9e8e42e773b95.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
②在区间(-
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a27e72b96bc7af66c7472a9d7370e5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbacadc4568d1d13ede7f933522a9cce.png)
④在区间(1,+
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a27e72b96bc7af66c7472a9d7370e5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
2017-06-14更新
|
1260次组卷
|
13卷引用:江西省信丰中学2020届高三上学期第二次月考数学(理)试题
(已下线)江西省信丰中学2020届高三上学期第二次月考数学(理)试题(已下线)2014届高考数学总复习考点引领+技巧点拨第二章第14课时练习卷(已下线)专题2.6 对数与对数函数(精测)-2021届高考数学(文)一轮复习讲练测(已下线)专题2.6 对数与对数函数(精练)-2021届高考数学(理)一轮复习讲练测(已下线)专题2.6 对数与对数函数(精练)-2021年高考数学(理)一轮复习学与练(已下线)专题2.6 对数与对数函数(精练)-2021届高考数学(文)一轮复习讲练测海南省临高县临高中学2024届高三上学期第一次月考数学试题2016-2017学年安徽六安一中高一上周检七数学试卷2016-2017学年广东普宁英才华侨中学高一上期中数学试卷黑龙江省大庆实验中学2016-2017学年高二6月月考数学(文)试题安徽省淮北市第六中学2017-2018学年高一上学期期末数学试题黑龙江省大庆市铁人中学2017-2018学年高一下学期开学考试数学试题辽宁省辽河油田第二高级中学2020-2021学年高一3月开学考试数学试题
11-12高一上·安徽蚌埠·期中
8 . 关于函数
有下列命题:
①函数
的图象关于
轴对称; ②在区间
上,函数
是减函数;
③函数
的最小值为
; ④在区间
上,函数
是增函数.
其中正确命题序号为______________
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/8b91e59da3e04868a992be782ef3e6d7.png?resizew=193)
①函数
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/a24acd27e18e4bcdaf827574eb66f7e4.png?resizew=61)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/dbe12a46ca1b480fb4135b6f3f356392.png?resizew=15)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/d0a0e41021204caa901ce9093b4bc83a.png?resizew=48)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/a24acd27e18e4bcdaf827574eb66f7e4.png?resizew=61)
③函数
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/4f5a0edb8fc64309b8e3099ed6edb226.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/6de9768fca504c8aa6e97ef7fc57820f.png?resizew=28)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/edc1c9359deb44fb83cfa333ff165ba3.png?resizew=39)
![](https://img.xkw.com/dksih/QBM/2012/1/12/1570687544877056/1570687550201856/STEM/4f5a0edb8fc64309b8e3099ed6edb226.png?resizew=36)
其中正确命题序号为
您最近一年使用:0次
9 . 有下列4个说法①集合
,
,若
,则
;②方程
的解的个数为3个;③函数
与函数
的图象关于直线
对称;④
时,函数
的值域为
;其中正确的题号为___________ .(写出所有正确说法的题号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6743951bd814ec23c62deedd5803f9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/950de74bdd830ab1a59ae9df4abbead7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fbfbddb0c002b577cb3c1fcd0fe62df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9196601de42d17ec364f09a53219ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/237d28b87278471c3295845cc45321f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb0326c8521834089fc9e0a6db113931.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a6e16cdace6adf52ece0656eb370b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7aaace9da4265ad703e4f369240c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
您最近一年使用:0次
2011·河北唐山·一模
10 . 下列说法:
①已知
是单位向量,
,则
在
方向上的投影为
;
②关于
的不等式
恒成立,则
的取值范围是
;
③函数
为奇函数的充要条件是
;
④将函数
图象向右平移
个单位,得到函数
的图象
其中正确的命题序号是_____________ (填出所有正确命题的序号).
①已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56eda4bb8604c18d0016a4377d05435a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d101aadfb1a19cc63dd496f883ae8818.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56eda4bb8604c18d0016a4377d05435a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
②关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8822f4bbf4a28b675c1c1755b4c1f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c3968587845d005653ebb7d9e8f08d1.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bdb3b8c0eb9fb962555609057bd7121.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd9cdea1e995c59e5d3225acad8b4d3c.png)
④将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/103e0e72c8db89cb88a1d07e634fe792.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926d1308d5db144e31b4d0211c63ef52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325f9e2f7784ebdd64292e805884dfa9.png)
其中正确的命题序号是
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