名校
解题方法
1 . 若正数a,b满足
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a7dbc702617c765a573961953cc0901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b02b5c69887b6241b1d40ca673a895d7.png)
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2 . 已知数列
和
都是等差数列,
,
,
,设集合
,
,
,若将集合
中的元素从小到大排列,形成一个新数列
.则数列
的前
项和为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5a7a17a394e868e0acd1803a9ab795.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab69f14c8d3a68fe7532e0f8d69c6d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5198a35010c312191207f1a750ade0c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/003792a7fa9f6b607356125014f8a501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8bfbdd8ea4c0f396cd7e1024fe19b7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee8f1df735a4480e538fd1d067fbd577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7f27ebcef70a3ebbbe8d2e53ea0896.png)
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3 . 设非空集合
满足
,
,则这样的
的个数为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98e75798a102ca32296b8ce9a609998a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c20ff64cc48dd0907b3f86c2f72ed4fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46c16e9b5a6509f95bb2fcdce0be6df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82426a58aac430265040cb2b40acba36.png)
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2024-01-02更新
|
619次组卷
|
4卷引用:重庆市乌江新高考协作体2024届高三上学期高考第一次联合调研抽测数学试题
重庆市乌江新高考协作体2024届高三上学期高考第一次联合调研抽测数学试题2024年全国高中数学联赛模拟练习试题(一试)(已下线)1.2集合间的基本关系(已下线)考点1 集合概念与基本关系 --2024届高考数学考点总动员【练】
名校
解题方法
4 . 如果函数
在其定义域内存在实数
,使得
(k为常数)成立,则称
为“对k的可拆分函数”.若
为“对1的可拆分函数”,则a的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87835cf9c1f047840bada54812f6c46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6be76bc807b335d7a21daa118cbb4741.png)
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2024-01-02更新
|
298次组卷
|
3卷引用:重庆市九龙坡区育才中学校2023-2024学年高一上学期第三次月考数学试题
名校
解题方法
5 . 设椭圆
的焦点为
是椭圆上一点,且
,则
的面积为__________ (用含
或
的式子表示即可)若
的外接圆和内切圆的半径分别为
,
,当
时,椭圆的离心率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ed463bf16c78a4bbb9d3acff922afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db634c178cd7bffbd4cb886e3f2cca22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.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/002ed1ebb2cb936e10ab478789f91c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f773c218d2466baef4f278de9d0d6f7c.png)
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解题方法
6 . 椭圆
的右焦点为F,若过定点
的直线l与C交于A,B两点,则
面积的最大值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb27e0da15121c20426db4f348b97470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2385884978fefcfd46ec027d0822e472.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/004104bafb5f30338123d4ea2b7fedde.png)
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2023-12-30更新
|
284次组卷
|
2卷引用:重庆市2024届高三上学期11月份大联考数学试题
名校
解题方法
7 . 已知幂函数
在
上是减函数,
.若
,则实数
的取值范围为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a20d7ceb5302e7bf0767e089dc79374e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d37a57420d5e3091ddf17df03b6fb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
8 . 已知函数
,满足
的
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1d81f8c938a9c413502f08e391fe5ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/366a46193d8c0045cce47b2edca76758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
9 . 设
,
表示不超过
的最大整数,关于函数
有下列结论:
①
是奇函数;②
的值域为
;③
在区间
上单调递增;④
,
,其中正确结论的序号是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602c6c52cae281dc7dad9bc7cc07d6bb.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5fe274cfc8da2dacfb65801f344ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac47c1b6230edf33b5a1c76b75025de.png)
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解题方法
10 . 已知函数
,则满足
的
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6234639af6a67351a34f45dedcd025a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/536b85b62bf6bca5b5423fccc3a5c981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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