1 . 已知
为有穷整数数列,若
满足:
,其中
,
是两个给定的不同非零整数,且
,则称
具有性质
.
(1)若
,
,那么是否存在具有性质
的
?若存在,写出一个这样的
;若不存在,请说明理由;
(2)若
,
,且
具有性质
,求证:
中必有两项相同;
(3)若
,求证:存在正整数
,使得对任意具有性质
的
,都有
中任意两项均不相同.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed0f8b01eee1e48eb49952a1cd678434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87310fb03b3907462f395b1cf2fa9e6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1bd1147d3076ee020d6af6c4cc3eaa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e8839dbcce0e0b2d56c870075136fa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d9b6c86435e0ceff94d8ad1cd03737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5002f030017f6f0b34a61b2e15c5a9cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5002f030017f6f0b34a61b2e15c5a9cb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e8839dbcce0e0b2d56c870075136fa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d9b6c86435e0ceff94d8ad1cd03737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249b92e30f3808f5287db70a9eec6a53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d09d8084c6590784775495f12d5e8e81.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b70d4a3fc3e01b5a6358cf4e57578e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7f2c72ab559a0615db4c51327b78d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e713ad45b7234c5aba67f15f5a1f211.png)
您最近一年使用:0次
解题方法
2 . 已知椭圆
的短轴长为
,离心率
.
(1)求椭圆
的方程;
(2)设
为坐标原点,直线
是圆
的一条切线,且直线
与椭圆
交于
两点,若平行四边形
的顶点
恰好在椭圆
上,求平行四边形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/075ba8c6fb5ef7288cd3fed425c8e69e.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40b8789cc8d81b3cf64f0b318ab982a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40b8789cc8d81b3cf64f0b318ab982a.png)
您最近一年使用:0次
解题方法
3 . 已知
是定义在
上的函数,其图象是一条连续不断的曲线,设函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe1bc2ba6b989c9b337ec68f578a8b5.png)
A.若![]() ![]() ![]() ![]() ![]() |
B.对于任意实数![]() ![]() ![]() ![]() ![]() |
C.对于任意实数![]() ![]() ![]() ![]() ![]() |
D.若函数![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
4 . 若有穷数列
满足:
,则称此数列具有性质
.
(1)若数列
具有性质
,求
的值;
(2)设数列A具有性质
,且
为奇数,当
时,存在正整数
,使得
,求证:数列A为等差数列;
(3)把具有性质
,且满足
(
为常数)的数列A构成的集合记作
.求出所有的
,使得对任意给定的
,当数列
时,数列A中一定有相同的两项,即存在
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef94592b70bea840c747393959c71b39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c735a110f4cf68dea9133c78e205b43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf404363fe0f057007b8e8d90a775d90.png)
(1)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/030ef2d631bb39945bb752932146364b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf404363fe0f057007b8e8d90a775d90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9927f218d1b9cd9d7a8b979da6c669.png)
(2)设数列A具有性质
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e6153f9e3bfe84d3a61f388c7fa2b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd00e20f967cb2bdce939165abd38440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1c87acdb6ce8286ea7d256b96801507.png)
(3)把具有性质
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf404363fe0f057007b8e8d90a775d90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b835321cd8b7cf192f9e0af0d2f1239b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe83b9b62b3511e37f9726042964db5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e57696e6509aebe3a8444525b702050e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce021a66a6856d5078186cffe13f2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80baa977f2523242a5a3f9a2ac364ad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b38760e49cb2b3b7bf23410fc189e93.png)
您最近一年使用:0次
2024-01-19更新
|
1516次组卷
|
3卷引用:北京市东城区2024届高三上学期期末统一检测数学试题
解题方法
5 . 设函数
,对于下列四个判断:
①函数
的一个周期为
;
②函数
的值域是
;
③函数
的图象上存在点
,使得其到点
的距离为
;
④当
时,函数
的图象与直线
有且仅有一个公共点.
正确的判断是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c2f37b025f77be6c1cb307e3d5b4683.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e270ab87afa5958e8d226f535be2474.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31aba8ca22579a6d5eed632aecff4548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/107babba45f110012183dc4dc54490f7.png)
正确的判断是( )
A.① | B.② | C.③ | D.④ |
您最近一年使用:0次
6 . 已知函数
.
(1)求曲线
在点
处的切线方程和
的极值;
(2)证明
在
恒为正;
(3)证明:当
时,曲线
:
与曲线
:
至多存在一个交点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1d897bf1170f96cac0c36823a512a.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5044a8d83184f7c808536a7094a10b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
(3)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347c62b44fae618a37c145b3b5d1f1db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec4852876f277fde17f2e33ea9bed2d3.png)
您最近一年使用:0次
2023-11-26更新
|
511次组卷
|
3卷引用:北京市东城区第六十五中学2024届高三上学期12月月考数学试题
北京市东城区第六十五中学2024届高三上学期12月月考数学试题北京市顺义区第二中学2023-2024学年高三上学期11月月考数学试题(已下线)专题07 函数与导数常考压轴解答题(12大核心考点)(讲义)
名校
7 . 已知函数
,曲线
在点
处的切线方程是
.
(1)求
、
的值;
(2)求证:
;
(3)若函数
在区间
上无零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f348531e37fb57e4adc74a9373ef27f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e15daf7b14dbff32c390f4984dcfb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89f5698f41b542aff4bcebbc81ff92b.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d18ee2bd623e38eb3ee8569e31bf6f44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e1c9c97de9198d47306216e9961b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
8 . 对于三维向量
,定义“
变换”:
,其中,
.记
,
.
(1)若
,求
及
;
(2)证明:对于任意
,经过若干次
变换后,必存在
,使
;
(3)已知
,将
再经过
次
变换后,
最小,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/384c75b6d80b247b341e4d19f231a7dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41bd66e602e9c043218806708e943c2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed50f0b03a7cc5f809e222d283dfc2f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b05756fbd0f41a4fb35e7379e6b6f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68d20604666dd9b1be3a5756aa1e06a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f42fda276fc8add9ffded503884a0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a5c19921380da55f5f1a00809a34503.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35234a3829d238ea479fef9cec166468.png)
(2)证明:对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f389ec068eb1d1aa586b79097d70a7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daac610026ebae0358e9c56d7bf91ff8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03385c625de63ac95bff151de1e2ebe2.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab5d893313655986257eec42d3fcf7ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d344174267f996c7cefecfd6985d380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6308724fa5b677baf09b81469bf042b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-07-11更新
|
1398次组卷
|
6卷引用:北京市东城区2022-2023学年高一下学期期末统一检测数学试题
北京市东城区2022-2023学年高一下学期期末统一检测数学试题北京市第十一中学2023-2024学年高二上学期期中练习数学试题广东省东莞市石竹实验学校2023-2024学年高一下学期3月月考数学试卷(已下线)专题02 高一下期末真题精选(1)-期末考点大串讲(人教A版2019必修第二册)【北京专用】专题07平面向量(第三部分)-高一下学期名校期末好题汇编(已下线)专题08 期末必刷解答题专题训练的7种常考题型归类-期末真题分类汇编(北师大版2019必修第二册)
名校
9 . 已知有穷数列![](https://staticzujuan.xkw.com/quesimg/Upload/formula/140fc05a04e72b3899e3a20b788efacc.png)
中的每一项都是不大于
的正整数.对于满足
的整数
,令集合
.记集合
中元素的个数为
(约定空集的元素个数为0).
(1)若
,求
及
;
(2)若
,求证:
互不相同;
(3)已知
,若对任意的正整数
都有
或
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/140fc05a04e72b3899e3a20b788efacc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80be0c3c50d2bd6230b53fbd056122df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/315109103349a6e41373c994e89f9f51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1289cd5105a33641d0ab350880287b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4213f42ef29e8c3771e54baf8ce61fe0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/572d587a78e6277038797afe334301b9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ee4961b7448f4016b2562d6f95c2c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b57a882fbf243394e93e6b1e8d63eb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbf08e04e8782cd51427f5551848c9f3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63ddb144ab2bb784e47504f1ace7585a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2949abdd567ee17ade2f8d4475c68615.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/137a321fe86dc4cd36da85d38526e3c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede05777d71357a6353a625a3b075077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e96e4b7674a293dfa4c88c3703aceebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b40d829fa61250e8010041f0f2774c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831ed34d8c6d99fdd0b94688ef03bfcb.png)
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10卷引用:北京市东城区2023届高三二模数学试题
名校
10 . 已知无穷数列
满足
,其中
表示x,y中最大的数,
表示x,y中最小的数.
(1)当
,
时,写出
的所有可能值;
(2)若数列
中的项存在最大值,证明:0为数列
中的项;
(3)若
,是否存在正实数M,使得对任意的正整数n,都有
?如果存在,写出一个满足条件的M;如果不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25ba6d5fdf4c491c1332483be3cfab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d37f161c1dd788025cef9910858df7a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c03a27be8ae82e24b86cc52a92204c28.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9b6e51986fe5d7a7265e0e93adcb4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf464629fa321a6ff7401ab79f07083.png)
(2)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2a65d8762e567f485f39f81564b593a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5612ce06759d0f77ca029d10083f7d1e.png)
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19卷引用:北京市东城区东直门中学2024届高三上学期期中数学试题
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