名校
1 . 定义在R上的单调函数
满足:
,若
在
上有零点,则a的取值范围是______________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a82d8d52c799e3f341e7f37f2f5ad36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b53a61cab99554f4407aeeed7263b6ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08dc770604ba951a5635396af8f4f4e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4538e1147e80efaf7439de371282df5.png)
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2023-03-22更新
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3卷引用:重庆市永川中学校2023-2024学年高一上学期期末复习数学试题(三)
2 . 圆锥曲线有良好的光学性质,光线从椭圆的一个焦点发出,被椭圆反射后会经过椭圆的另一个焦点(如左图);光线从双曲线的一个焦点发出,被双曲线反射后的反射光线等效于从另一个焦点射出(如中图).封闭曲线E(如右图)是由椭圆
:
和双曲线
:
在y轴右侧的一部分(实线)围成.光线从椭圆
上一点
出发,经过点
,然后在曲线E内多次反射,反射点依次为
,
,
,
,…若
,
重合,则光线从
到
所经过的路程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c763113a1fc48e8acc83787b8cd24eec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a218602e8e3a52f74f760059aa7014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee50575e3ebd56c4f46dd0bbf8e55d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee50575e3ebd56c4f46dd0bbf8e55d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae7db92b85f38cbe70cb86f59bcb972e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/28/bd6fd08b-0537-4038-b21e-d035bc350dfe.png?resizew=507)
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解题方法
3 . 数列
满足下列条件:
,且
,恒有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/985eedc817e25a6c2754f3f186ed54bf.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12d0bd9afdd4e53ff37f5bfcaa1106c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2b27d2a915abe5dc97e8a9c7cf67993.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/985eedc817e25a6c2754f3f186ed54bf.png)
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2卷引用:重庆市主城区七校2022-2023学年高二上学期期末数学试题
名校
解题方法
4 . 若“
,
”是假命题,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2939abf9f1755ea304eeb1e73063cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca0a63b65626bdab335aba865f4af43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-02-21更新
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10卷引用:重庆市江北区巴川量子学校2023-2024学年高一上学期期末数学试题
重庆市江北区巴川量子学校2023-2024学年高一上学期期末数学试题四川省成都市2022-2023学年高一上学期期末数学试题江苏省泰州市靖江高级中学2022-2023学年高一下学期3月月考数学试题(已下线)第一章 集合与常用逻辑用语 讲核心河南省驻马店高级中学2022-2023学年高一下学期第一次月考数学试题(已下线)1.5.1全称量词与存在量词(导学案)-【上好课】(已下线)1.5.2全称量词命题与存在量词命题的否定(分层作业)-【上好课】(已下线)高一数学上学期第一次月考模拟试卷-【题型分类归纳】(苏教版2019必修第一册)江苏省徐州市睢宁高级中学2023-2024学年高一上学期11月月考数学试题四川省成都市双流区金苹果锦城一中2023-2024学年高一上学期期中数学试题
5 . “
”是“
”的__________ 条件.(请从“充分不必要”,“必要不充分”,“充要”,“既不充分也不必要”中选择一个填).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7fe6ac394ebe8559f0a5e63a28f2847.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5881e9f77652f8dff6196747c9385269.png)
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6 . 已知函数
若
,且
,则
的取值范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e5590cc81b133f70435458b2a8312df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e45e961dd36b8f85703c91f248da3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d20c3dafde4449a064998a6e8a2bae.png)
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2023-02-17更新
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4卷引用:重庆市铜梁一中等三校2022-2023学年高一上学期期末数学试题
名校
7 . 已知函数
,
,函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4633de9335d15d7685bdecb007a3678c.png)
(1)当实数
时,
有__________ 个不同零点;
(2)若
图象经过4个象限,则实数
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80c5b9dc0c1ba77d8f5a806333cceb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d33e14afc48b1109ee5d8c31d37c349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4633de9335d15d7685bdecb007a3678c.png)
(1)当实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b02f266bd253738e315e84231235f0d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5a90aeba435af22d6bcdb7b91650b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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8 . 已知函数
,其中
表示不超过
的最大整数.例如:
.
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e6ce77350dde19ef46a6931d8af306.png)
______ .
②若
对任意
都成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d5204450a7d41578efc30d5c67bf601.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/a6f877e87baad686ceea105dffc9d918.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e6ce77350dde19ef46a6931d8af306.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7885f5ee0c65cf9060c8ed73f7232bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/771b98d9523ce1b07ed66945db5b573b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-02-13更新
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2卷引用:重庆市七校联考2022-2023学年高一上学期期末数学试题
名校
9 . 已知正四棱锥
的所有棱长都为1,点
在侧棱
上,过点
且垂直于
的平面截该棱锥,得到截面多边形
,则
的边数至多为__________ ,
的面积的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faeb97acf19bd3b2c6c77c2814df4d2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c2bc5e50b8dfa02601c70822252854a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c2bc5e50b8dfa02601c70822252854a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/14/d0342ebc-b1d0-4757-aa21-70995cd2a486.png?resizew=185)
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7卷引用:重庆市长寿中学2022-2023学年高三下学期3月月考数学试题
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解题方法
10 . 已知向量
,
,
,满足
,
,
,
,若
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ae0d7b3266f32b6a916b6237b6b838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b113dc271cf51b3018bd1de14edf73ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4290314c626b546af2998503e332605.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3ede869e508a8c8bda34a16782f863.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/960f1f384a2f2c010bd57b4c4e6e2233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb56b1fe3f72a01088d4bc77df537105.png)
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2023-02-11更新
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2卷引用:重庆市南开中学校2023届高三上学期期末数学试题