名校
解题方法
1 . 对于给定的区间
,如果存在一个正的常数
,使得
都有
,且
对
恒成立,那么称函数
为
上的“
成功函数”.已知函数
,若函数
是
上的“4成功函数”,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc1da2db85b44ae9ced8c09cd19593e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25083b9086a1ed3432a2fc9c1b15619f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3469292e7aea6a50ced42cddce157b6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc1da2db85b44ae9ced8c09cd19593e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691e1b95237bd609dfd15759a9206bde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/768792e2684dca75cc78d46c07c25668.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7334919736e5ed881f691e4ca738b4ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-03-01更新
|
326次组卷
|
8卷引用:重庆市南开中学校2022-2023学年高一上学期期末数学试题
重庆市南开中学校2022-2023学年高一上学期期末数学试题辽宁省沈阳市第一二〇中学2023-2024学年高三上学期第一次质量监测数学试题(已下线)高一上学期期末考试填空题压轴题50题专练-举一反三系列(已下线)第4章 指数函数、对数函数与幂函数-【优化数学】单元测试能力卷(人教B版2019)重庆市万州第二高级中学2023-2024学年高一下学期开学考试数学试题黑龙江省哈尔滨师范大学附属中学2023-2024学年高一下学期开学考试数学试卷(已下线)专题11 不等式恒成立、能成立、恰好成立问题(过关集训)江苏省射阳中学2022-2023学年高一上学期期末数学试题
名校
解题方法
2 . 已知函数
.若
,不等式
恒成立,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b919a59954cf503f515e45573deba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9f109b7ce6ec37e69d54ec70643c55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
3 . 称
是
的一个向往集合,当且仅当其满足如下两条性质:(1)任意
,
;(2)任意
和
,有
.任取
,称包含
的最小向往集合称为
的生成向往集合,记为
.
(1)求满足
的正整数
的值;
(2)对两个向往集合
,定义集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccbe16b433635b8bc25f303863807b70.png)
(i)证明:
仍然是向往集合,并求正整数
,满足
;
(ii)证明:如果
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/160af7e0b1d01eec9b33474b4d067a76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2077e5032491293f8181c4fc3bcf360a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ad11a8563df9a39fbe386f746f755c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8104c761c3fac71e51c9a17a154829ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f27e8b43153beb780aa92d61df4b0da4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c60cfb0de87efce8d98d89106fd36f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8060d3a485605dd9fedb3c5ae089c24e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c8f38fd2a2457ab28745c41c0f6b0aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9304e71a623c4412188a800046a970d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9304e71a623c4412188a800046a970d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086eb439f6a1578fdba904825340772d.png)
(1)求满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c248f486fa233098501ba2a64422118.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)对两个向往集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0248166f5a50eb4fe7f8a02a2d8e397e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccbe16b433635b8bc25f303863807b70.png)
(i)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a13c9838a7aa389c93dcbaf5ad0449.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deb92321829e1fa81061502157411cec.png)
(ii)证明:如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528af17b6a22c9c808c4231ef395a0c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0161489025ecbc391b1c9affce57b930.png)
您最近一年使用:0次
名校
解题方法
4 . 已知函数
在
上单调递减,且关于x的方程
恰好有两个不相等的实数解,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a111b3a3b8acbf234910c831d526ffea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/111bc4b790ec1b99e2f32d5a0af680ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-19更新
|
462次组卷
|
3卷引用:陕西省渭南市富平县蓝光中学2023-2024学年高一上学期1月期末数学试题
陕西省渭南市富平县蓝光中学2023-2024学年高一上学期1月期末数学试题河北省保定市清苑区清苑中学2023-2024学年高一下学期入学考试数学试题(已下线)专题6 函数的零点问题(过关集训)(压轴题大全)
2024·全国·模拟预测
名校
解题方法
5 . 设
,
都是定义在
上的奇函数,且
为单调函数,
,若对任意
有
(a为常数),
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2628e2dd7a988cc80530e739c22b2280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3612deddce866547aed0b67c6eb865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aedc1c8a16e306bcd6e5154f9ed6dfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fb821d2bd8c6ba7a244c3d918723cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271512f578a43c24c3e2c086fb14e0d2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-18更新
|
1660次组卷
|
6卷引用:2024届数学新高考学科基地秘卷(七)
(已下线)2024届数学新高考学科基地秘卷(七)(已下线)广东省佛山市第一中学2024届高三上学期第二次调研数学试题变式题11-16(已下线)专题7 嵌套函数与函数迭代问题(过关集训)(压轴题大全)广东省广州市广雅中学2024届高三下学期教学情况检测(一)数学试题广东省佛山市第一中学2024届高三上学期第二次调研数学试题福建省厦门市2024届高三下学期第二次质量检测数学试题
名校
6 . 设数阵
,其中
.设
,其中
且
.定义变换
为“对于数阵的每一行,若其中有
或
,则将这一行中每个数都乘以
;若其中没有
且没有
,则这一行中所有数均保持不变”
表示“将
经过
变换得到
,再将
经过
变换得到
以此类推,最后将
经过
变换得到
.记数阵
中四个数的和为
.
(1)若
,写出
经过
变换后得到的数阵
,并求
的值;
(2)若
,求
的所有可能取值的和;
(3)对任意确定的一个数阵
,证明:
的所有可能取值的和不超过
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc547069ea30c6fd86a2002412dcbdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ad77a51a408977ca4eadd84cf7af68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/446c58425afdfb13f4c9671ad938046e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b41f4fbe3615ad2e6055e83792015c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c866e176c39fd314d3cd3bbe52ba8ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13457c887234afca68b4ab6be353481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53fc303cfac1c7534451fb0789e68340.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53fc303cfac1c7534451fb0789e68340.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cfe5a8c2dd8ab99cc48f249329606e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4891337ce2ce5c1f700b8824a03cd83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/747f43f06177d471d83cda317c39d105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d04c7fa3af0dfe844bad6469e0e91fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/221f88f10c065cf9c855369540113c9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15145fa7ce87d4730373560c26d292bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0dbb44d7459e2c69c046775664c21d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0dbb44d7459e2c69c046775664c21d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9ba94d55e995adb5a98232d720637e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe4f007b1ceaccfff1d659f6f8592c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6131d017f185f950dfbbdc9e3c7080e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
(3)对任意确定的一个数阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18267d0ffae48f0e6cdd7db1e2ab8f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edbd40e04e2a943051fa83d6e511add.png)
您最近一年使用:0次
2023-12-20更新
|
1843次组卷
|
6卷引用:北京市海淀区中关村中学2024届高三上学期12月月考数学试题
北京市海淀区中关村中学2024届高三上学期12月月考数学试题(已下线)最新模拟重组精华卷2 -模块一 各地期末考试精选汇编(已下线)专题1 集合新定义题(九省联考第19题模式)练(已下线)新题型01 新高考新结构二十一大考点汇总-3(已下线)专题22 新高考新题型第19题新定义压轴解答题归纳(9大核心考点)(讲义)浙江省温州市第五十一中学2024届高三上学期期末数学试题
名校
7 . 已知
为所有
元有序数组
所组成的集合.其中
(
).
对于
中的任意元素
,
定义
,
的距离:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1138a3e79624a1fe9bc03b5300d9483.png)
若
,
为
的子集,且有
个元素,并且满足任意
,都存在唯一的
,使得
,则称
为“好
集”.
(1)若
,
,
,
,
,
,求
,
及
的值;
(2)当
时,求证:存在“好
集”,且“好
集”中不同元素的距离为5;
(3)求证:当
时,“好
集”不存在.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97de4e0337716e1d89eb1a6cfd7b8335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a406d53fd6ffd9ee6cd914f5e2b0a9bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ab46d077ba3d6e13fa1f6a5aaa0ce6b.png)
对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f94a179746b8c763e5620ac724ff1147.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44f2d8a263129fd9df23224bcd54d25e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1138a3e79624a1fe9bc03b5300d9483.png)
若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a6bc55d5eb2c3d085b62ffcd8d138d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0dce56f4a3a33c63f59cb4e79fdd4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98aa5f1acb67ec4580d240c2525e4d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ff114e0ec7de68f1239f70f68152b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbd7ef0582648cdadc44efeff970f349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b733d1c7e28ba1380d76ef991a0e896e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(1)若
![](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/45b339e4303d066bc297c22b72ecb324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4f945af9e01c29c5b3a8da1d640e910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e3bf525a4089739d372536e76d625d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e753949e45a5c315b622a27cb22138dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0ea1cb8084df487fa8b6d1956c6e8af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f10adb388c64ee1f164269219d9afc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c93bd6883272a1c27f8a04f5901fc63.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc329b32ecf0f0532d09a8a21343e8cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
8 . 函数
,
,
,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440cc86e667fc16e4d9113bf2b34d1d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a711cdf32a16033d2fd9c934051f0cf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf59fcff239eaecc1e7e3df86146c8c.png)
A.函数![]() |
B.设方程![]() ![]() ![]() |
C.当![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知函数
,若集合
中恰有3个元素,且它们的和为0,则实数
的取值集合是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c71bc86fb6f75a5f34df5b07813b5c36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2695b714512a3bf00459ed35bd5ebd22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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3卷引用:天津市南开中学2023-2024学年高一上学期第二次学情调查数学试题
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解题方法
10 . 已知连续函数
满足:①
,则有
,②当
时,
,③
,则不等式
的解集为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2671f593186fa00f17ad26eba7b8f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e6f5d45adf0314f93a495f037109bbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b61adc4745f283e4072ddd762f92ffe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a70c79498eaafdd27bbd17f57ae46b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca9e3f5c9a7a3f2f89d2ea12d35521d3.png)
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3卷引用:黑龙江省绥化市哈师大青冈实验中学2023-2024学年高一上学期期中数学试题
黑龙江省绥化市哈师大青冈实验中学2023-2024学年高一上学期期中数学试题四川省内江市第六中学2023-2024学年高一上学期期中考试数学试卷(已下线)专题04 函数的性质与应用1-期末复习重难培优与单元检测(人教A版2019)