1 . 设数列
的前
项和为
,若存在非零常数
,使得对任意正整数
,都有
,则称数列
具有性质
:①存在等差数列
具有性质
;②不存在等比数列
具有性质
;对于以上两个命题,下列判断正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfdfb64f33ff54ec06e98975c17b2034.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
A.①真②真 | B.①真②假 | C.①假②真 | D.①假②假 |
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2 . 已知椭圆
为坐标原点;
(1)求
的离心率
;
(2)设点
,点
在
上,求
的最大值和最小值;
(3)点
,点
在直线
上,过点
且与
平行的直线
与
交于
两点;试探究:是否存在常数
,使得
恒成立;若存在,求出该常数的值;若不存在,说明理由;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6794a10ad586b3c9cca2e1ad44858ed.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16f36374ce95a4945d0e58264c2b271f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
(3)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15e28e94a16c1bac067b639083c2bd4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c960fc862fd36db83082f5c50cd604b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be99fa94a1f3e4964fcc13a14fab9ba5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55c29d93601c8b14ca23291f7bc78a23.png)
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解题方法
3 . 已知平面向量
满足:
,若
,则
的最小值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46fddc1f1c50aab4de7fff286d691b97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5612dbe580ca825f9a003fc3ee2d811a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4de1132049be5728e32cbb0771917a23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5382bd3fda4371289ce6800f71f9565.png)
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2024-04-08更新
|
803次组卷
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4 . 甲、乙、丙三位同学进行羽毛球比赛,约定赛制如下:累计负两场者被淘汰;比赛前抽签决定首次比赛的两人,另一人轮空;每场比赛的胜者与轮空者进行下一场比赛,负者下一场比赛轮空,直至有一人被淘汰:当一人被淘汰后,剩余的两人继续比赛,直至其中一人被淘汰,另一人最终获胜,比赛结束.经抽签,甲、乙首先比赛,丙轮空.设每场比赛双方获胜的概率都是
,则甲最终获胜的概率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知长方体中,
,点
在线段
上,过点
、
三点的平面截长方体,则所得截面面积的取值范围是
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6 . 已知椭圆
为
的左、右焦点,点A在
上,直线
与圆
相切.
(1)求
的周长;
(2)若直线
经过
的右顶点,求直线
的方程;
(3)设点
在直线
上,
为原点,若
,求证:直线
与圆
相切.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cbcdbead5feb9ed5ebd48d2a9d15d1f.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e133eb3bb45bc93ecc88a186d7be937b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2cfd997d3b66a3b8f7731b26f0ab0c8.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(3)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/107babba45f110012183dc4dc54490f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a50e597f9c9d0f6d4ccf34c0e5593df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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7 . 豆腐发酵后表面长出一层白绒绒的长毛就成了毛豆腐,将三角形豆腐ABC悬空挂在发酵空间内,记发酵后毛豆腐所构成的几何体为T.若忽略三角形豆腐
的厚度,设
,点
在
内部.假设对于任意点
,满足
的点
都在
内,且对于
内任意一点
,都存在点
,满足
,则
的体积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd01f8d99637871de828cb6b87ec7b33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f13626c6a20a7b6f04afadaa0c7827bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f13626c6a20a7b6f04afadaa0c7827bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 设
,记函数
在区间
上的最大值为
,若对任意
,都有
,则实数
的最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f3d517b511810b04e02fa9f860b20b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7caad5218fec82d2a652bdc73657326.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ef8dbba0c4c15550870d3eb5d3a83e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0914dc4d4c7f75710ff460a286fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1bf0b4815b7b82f5f07c33d6d76e6fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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4卷引用:2024届上海市长宁区高考一模数学试题
2024届上海市长宁区高考一模数学试题(已下线)2024年高考数学全真模拟卷05(新题型地区专用)(已下线)专题03 函数(三大类型题)15区新题速递湖南省长沙市第一中学2024届高三下学期模拟试卷(二)数学试题
名校
解题方法
9 . 若函数
在
上是严格单调函数,则实数a的取值范围为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c770d5bae90a683ceb617d351d0c49db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df239c7f7e42d662e3ffdf03a55a6156.png)
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2023-11-26更新
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932次组卷
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5卷引用:2024届上海市长宁区高考一模数学试题
2024届上海市长宁区高考一模数学试题上海市华东师范大学附属周浦中学2023-2024学年高三上学期期中考试数学试题(已下线)第五章 导数及其应用(知识归纳+题型突破)(2)(已下线)高二下学期第一次月考填空题压轴题十四大题型专练-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第三册)上海市向明中学2023-2024学年高二下学期期中考试数学试题
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10 . 已知集合
为非空数集,定义
.
(1)若集合
,请证明
,并直接写出集合
;
(2)若
且
,集合
,求
的最小值;
(3)若集合
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a1218ca84c0ea386cc4af4a7d25fb7d.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fd6edb659be68495364855860dca3ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e7fd6bf379008c85f6cf6f85871a60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16289945d1d1c529fb1bfd4d828f413.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98ca33894cfd022eb3a57cfde78f06b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd4613271f782a90ab580131d09d03d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3489591aa8bf18d0c4c4363964c234db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77239c98c78a026cc03336edca067ea3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9473a5974fa9c4286f90f6a3637411.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb1868c8a0db983c9cc2695294fa03b1.png)
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