1 . 对于三次函数
,给出定义:设
是函数
的导数,
是
的导数,若方程
=0有实数解
,则称点(
,
)为函数
的“拐点”.经过探究发现:任何一个三次函数都有“拐点”;任何一个三次函数都有对称中心,且“拐点”就是对称中心.设函数
,则
=
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/4d460a1ffedc4e7c8dc3d835e979a77a.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/e4a5e3a702304d9cadfa6f386c5fb598.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/3a49459a6b5244c1b6d24f353dcd8bb7.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/f37d4188fa8943f9b4b3ef67f106a587.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/e4a5e3a702304d9cadfa6f386c5fb598.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/f37d4188fa8943f9b4b3ef67f106a587.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/c32198f9a1db4578aa5338e1f05461e9.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/c32198f9a1db4578aa5338e1f05461e9.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/a63e8d0a96aa4947a31160515ce082de.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/3a49459a6b5244c1b6d24f353dcd8bb7.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/f3e7e507da974a189dc2ab9dc2ca527f.png)
![](https://img.xkw.com/dksih/QBM/2016/12/2/1573195541856256/1573195547303936/STEM/567db13b0d8b476a971715b75ad97ed5.png)
A.100 | B.50 | C.![]() | D.0 |
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2 . 我国古代数学名著《九章算术》中,有已知长方形面积求一边的算法,其方法的前两步为:
第一步:构造数列
.①
第二步:将数列①的各项乘以
,得到一个新数列
.
则![](https://img.xkw.com/dksih/QBM/2016/11/24/1573171640451072/1573171646660608/STEM/426d42d6ded4432bb66fc58978310a7b.png)
第一步:构造数列
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573171640451072/1573171646660608/STEM/dd591b41e69d4f0aa8190e1072843db4.png)
第二步:将数列①的各项乘以
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573171640451072/1573171646660608/STEM/2e8ed5a97ee24b7ea69bb635f08ff9ad.png)
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573171640451072/1573171646660608/STEM/58cae7d957ba485cb2700a101fb12ec8.png)
则
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573171640451072/1573171646660608/STEM/426d42d6ded4432bb66fc58978310a7b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 我们把形如
的函数称为“莫言函数”,其图象与
轴的交点关于原点的对称点称为“莫言点”,以“莫言点”为圆心且与“莫言函数”的图象有公共点的圆称为“莫言圆”,当
时,“莫言圆”的面积的最小值是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d04956d1096baf50f1f3b41c852b46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48adb8a59b5c02fad5eada1b35171cf3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 若函数
在定义域内给定区间
上存在
,满足
,则称函数
是
上的“平均值函数”,
是它的一个均值点.例如
是
上的“平均值函数”,0是它的均值点. 若
是区间
上的“平均值函数”,
是它的一个均值点,则
的大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/680329b989b33dbbe139f055d56bc719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e7c63ce0b2b86b4706c1f853b0e5e8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10306d2741184823a1784f3f26c73343.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc873fc03e6e4d3c4ba02f8b1147b20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40f99104dded5e50098a74cc8a0dcc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb91afc0571b2aa58e8c74f02ae45f02.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 设
,
.若对任意实数x都有
,则满足条件的有序实数对(a,b)的对数为.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da989240786ef7c3e2d903f30caf59e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4a47ca868452fecf235f7d6bdc43d84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44715ee419c54e4b0d64c8732db8aea9.png)
A.1 | B.2 | C.3 | D.4 |
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2016-12-04更新
|
3129次组卷
|
23卷引用:2016年全国普通高等学校招生统一考试文科数学(上海卷精编版)
2016年全国普通高等学校招生统一考试文科数学(上海卷精编版)(已下线)2016年全国普通高等学校招生统一考试文科数学(上海卷参考版)河北省衡水中学2019-2020学年度高三年级上学期四调考试数学(理)试题上海市位育中学2017届高三上学期9月零次考试数学试题上海市莘庄中学2019-2020学年高一下学期4月月考数学试题山西省太原市2019-2020学年高三下学期模拟(一)数学(文)试题2020届山西省太原市高三模拟(一)数学(文)试题(已下线)专题06 三角函数及解三角形-五年(2016-2020)高考数学(文)真题分项(已下线)5.3 诱导公式 2020-2021学年高一数学同步课堂帮帮帮(人教A版2019必修第一册)(已下线)【新东方】4216.1.5诱导公式(作业)-【上好课】2020-2021学年高一数学下册同步备课系列(沪教版2020必修第二册)(已下线)考点20 三角函数的诱导公式-备战2021年高考数学经典小题考前必刷(新高考地区专用)上海市嘉定一中2020-2021学年高一下学期3月月考数学试题(已下线)考点突破05 三角函数-备战2022年高考数学一轮复习培优提升精炼(新高考地区专用)(已下线)第20讲 期末复习(讲义)-【教育机构专用】2021年春季高一数学辅导讲义(沪教版2020必修第二册)(已下线)考点08 同角三角函数的基本关系与诱导公式-备战2022年高考数学(文)一轮复习考点微专题(已下线)考向09 三角函数-备战2022年高考数学一轮复习考点微专题(上海专用)上海市香山中学2021-2022学年高一下学期期末数学试题(已下线)核心考点01平面直角坐标系中的直线(3)(已下线)重组卷02(已下线)重组卷05山东省枣庄市第三中学2021-2022学年高一上学期期末模拟数学试题(已下线)专题7 三角函数选择题(文科)-2
6 . 若平面点集
满足:任意点
,存在
,都有
,则称该点集
是“
阶稳定”点集.现有四个命题:
①对任意平面点集
,都存在正数
,使得
是“
阶稳定”点集;
②若
,则
是“
阶稳定”点集;
③若
,则
是“
阶稳定”点集;
④若
是“
阶稳定”点集,则
的取值范围是
.
其中正确命题的序号为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46555735dde9e57ac52e1eeb687f3ad0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f38e916d4c713366616379768222c5da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd29dc9d11ca26bc64a31b344da89a65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
①对任意平面点集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6d5b3bdd2b277ed94306cca2a39e9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24688a4ab2e909d1002685bb68d7cb99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d59834cd0f5a9e7911c313c431c1bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24b319d1866ba76cba6a91f09f610f50.png)
其中正确命题的序号为
A.①② | B.②③ | C.①④ | D.③④ |
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7 . 如图,曲线Γ在顶点为
的角α的内部,
是曲线Γ上任意相异两点,且
,我们把满足条件的最小角叫做曲线Γ相对于点
的“确界角”.已知
为坐标原点,曲线
的方程为
,那么它相对于点
的“确界角”等于
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572700095651840/1572700101271552/STEM/358801fbe79e41da9115f308c30bb41f.png?resizew=190)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b05415aaf44ecfe06171726a1640dc88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5832cb036b469f39617d716adbc33ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/2016/6/7/1572700095651840/1572700101271552/STEM/358801fbe79e41da9115f308c30bb41f.png?resizew=190)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 设函数
,其中
,
,存在
使得
成立,则实数
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0663206a2258334731ad0c1bc045ab5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fde71807463dbdfd8fce1655a5a9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c08d2203f96de4de7d62e06f93c010b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d31e828bfe124ebe3adc0eaee29d6a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 若函数
在区间
上恒有
成立,则称区间
为函数
的“
度约束区间”,若区间![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c960ab7730cac585d77ccd54f314378d.png)
为函数,
的“2度约束区间”,则实数
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8667b6ac60ca2cdde42c98bba1de929b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345663acc0b8dfd215e68c9cbc43ec39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8667b6ac60ca2cdde42c98bba1de929b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c960ab7730cac585d77ccd54f314378d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45d0f5d72f3d4d8b7fa0ea8b8c8c6e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ca4c969ef2ffe1d0c9b4fc89ca6a447.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
10 . 在平面直角坐标内
两点满足:①点
都在函数
的图象上;②点
关于原点对称,则称
为函数
的一个“黄金点对”.则函数![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/69f83c8bc5324f1d8b07b01fcd181f3c.png)
的“黄金点对”的个数为
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/c0cccf66e5004c98ac80118ebc98b2ef.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/c0cccf66e5004c98ac80118ebc98b2ef.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/80f6c227c24a4257a6803f8c0503ad24.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/c0cccf66e5004c98ac80118ebc98b2ef.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/c1a64e18cc6645b69ccfb09ab43877ff.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/80f6c227c24a4257a6803f8c0503ad24.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/69f83c8bc5324f1d8b07b01fcd181f3c.png)
![](https://img.xkw.com/dksih/QBM/2016/4/12/1572587720155136/1572587726127104/STEM/c8460029bae0431594ce9b3dc261dc3e.png)
A.0个 | B.1个 | C.2个 | D.3个 |
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