名校
解题方法
1 . 某物理学家用数学方法证明数学对物理是有用的:把物理世界G(现实世界)看作时空点(四元数
),找到一个函数
,若存在实数
,使对任意的
均有不等式
(
是与物理世界G的时空点
有关的另一个函数)成立.则称物理世界G与函数
在区间
上“拟同态”,函数
叫物理世界G在区间
上的“拟同态函数”,通过研究“拟同态函数”
,可以获得物理世界G(现实世界)的相关信息.现在知道某具体物理现象G,在s的区间
上的“拟同态函数”:
,且
,则实数n的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a7efc92ffeb95718510efaf46799b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4dafff83fd807d0010d1805d9f4552e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab65bd428ba508dadc9a4c4ea56e63d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37327dfa46306d1e571ae5742ed969e2.png)
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2 . 已知某种商品在第
天的销售价格为
元,销售量为
件,则在这15天中,第___________ 天该商品日销售额最多,为___________ 元.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930f9d105491a681e876dd799cf9f2c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3291f21f1a0d77bc98cb36b17b7630f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45d8891704e5164e043eee7096a9c780.png)
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2024-02-17更新
|
65次组卷
|
2卷引用:1号卷·A10联盟2022-2023学年(2022级)高一上学期11月期中联考数学(人教A版)
解题方法
3 . 已知正实数
,称
为
的算术平均数,
为
的几何平均数,
为
的希罗平均数.
为
的
边上异于
的动点,点
满足
且
,则正数
的希罗平均数
的最大值是______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f24b1e1f5c0829579ea1992423cefdb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22aa12a557fb78e04a98ae503f00660d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002a9d504f4099a376b4ed4e5042be61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fbe99b814086689438430e7ee782558.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b672d9a601522584c2f5e19dd88ef3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
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2023-03-16更新
|
947次组卷
|
6卷引用:江西省南昌市江西科技学院附属中学2022-2023学年高一下学期期中考试数学试题
江西省南昌市江西科技学院附属中学2022-2023学年高一下学期期中考试数学试题(已下线)6.3.1 平面向量基本定理【第三练】“上好三节课,做好三套题“高中数学素养晋级之路四川省凉山州2023届高三下学期二诊理科数学试题(已下线)第84练 计算速度训练42024届高三高考综合模拟测试数学试题(二)(已下线)模块6 平面几何篇 第1讲:向量合成定理与三角形四心【练】
解题方法
4 . 已知函数
的图象是一条连续不断的曲线,当
时,值域为
,且在
上有两个零点,请写出一个满足上述条件的![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24aa16b780156e18f12baa2b8ee0f9a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
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2022高一·全国·专题练习
解题方法
5 . 已知y关于x的二次函数
(m为常数)的顶点坐标为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19baf5ac40a3fc28c20e0307ada63447.png)
(1)k关于h的函数解析式为_______ .
(2)若抛物线不经过第三象限,且在
时,二次函数最小值和最大值和为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c2e98e34d751a0a81359be27aa17552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19baf5ac40a3fc28c20e0307ada63447.png)
(1)k关于h的函数解析式为
(2)若抛物线不经过第三象限,且在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b6fd5a1dbb65cbe9bfe602c914a24f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b123f7911c37aed04ec6a4b794dc8a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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名校
解题方法
6 . 已知
是
的内接正三角形,D是劣弧
的中点,动点E,F同时从点A出发以相同的速度分别在AB,AC边上运动到B,C.若
的半径为
,则
的最大值与最小值之和等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d65cecaf8a3dc2953f4109c75a981e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc49ddc2e7dddd18971476817983ac54.png)
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2022-04-14更新
|
627次组卷
|
4卷引用:江苏省苏州市张家港市沙洲中学2022-2023学年高一下学期3月月考数学试卷
名校
7 . 给出4个命题:①函数
是偶函数;②函数
是
上的增函数;③若函数
,则对于任意的
,且
,满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4db8805cda07838d256165991623acca.png)
④函数
的值域是
.上述4个命题中所有正确命题的序号是____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0693c82d7bff1a6c5d91aa990750843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65162dd97b6c2620ba0374ef600cfd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99eaeb2ab68a49074d623ffca072fed8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4db8805cda07838d256165991623acca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/804a2923f1d45b3e030632ef77e64d29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be499bf6740cac9ca4e9dbce085f3751.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fab11f38ab8593932082ec4d9c8c91f.png)
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名校
8 . 如图所示,在单位正方体上有甲、乙两个动点,甲从
点匀速朝
移动;乙从
点匀速出发朝
移动,到达
后速度保持不变并折返.现甲、乙同时出发,当甲到达
时,乙恰好在到达
后折返到
,则在此过程中,甲、乙两点的最近距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee6765a83140d745a6de4c85d9b6b50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a42da28be159399514cc6179a96e34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a42da28be159399514cc6179a96e34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee6765a83140d745a6de4c85d9b6b50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a42da28be159399514cc6179a96e34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/6/ad1e6bc1-8f77-49d8-a008-1cb5fd0350f7.png?resizew=161)
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2021-09-16更新
|
359次组卷
|
3卷引用:第07讲 基本立体图形与直观图(核心考点讲与练)-2021-2022学年高一数学考试满分全攻略(人教A版2019必修第二册)
(已下线)第07讲 基本立体图形与直观图(核心考点讲与练)-2021-2022学年高一数学考试满分全攻略(人教A版2019必修第二册)江苏省盐城中学2022-2023学年高一创新班下学期3月月考数学试题2020年浙江省数学夏令营试题