1 . 已知
.在以下A,B,C三问中任选两问作答,若三问都分别作答,则按前两问作答计分,作答时,请在答题卷上标明所选两问的题号.
(A)求
;
(B)求
;
(C)设
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e202e9da891cf578042d485191f6302.png)
(A)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f65fc200f10b97588a0c9896277c9c64.png)
(B)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7da9fbd8b19f8d234eef4738f31d5f.png)
(C)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f2348d412bd417463e36370e51748e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec9fc98496fc7aafd2c0287f41b803e8.png)
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名校
解题方法
2 . 已知二次函数
,关于
的不等式
的解集为
,其中
为非零常数,设
.
(1)求
的值;
(2)
如何取值时,函数
存在极值点,并求出极值点.
(3)若
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3289d2e4520c5b872e814959bc3bed4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed0999d8e7611707d763ca4614ad8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88ea43f1e36cc084b861b7f5ea0c12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e357538192b0086515ca082025dad9b8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e93b4456ee6a913deb88a86347c1f033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24ae93af9569df6f519c4fe2dad87228.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d05263c941d9ae09cab4e459b40e9a9.png)
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名校
3 . 已知集合
,规定:若集合
,则称
为集合
的一个分拆,当且仅当:
,
,…,
时,
与
为同一分拆,所有不同的分拆种数记为
.例如:当
,
时,集合
的所有分拆为:
,
,
,即
.
(1)求
;
(2)试用
、
表示
;
(3)设
,规定
,证明:当
时,
与
同为奇数或者同为偶数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bb813e225b094c636d38d0e0cfbd67b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea40e6c6055a63e7934f614e878940ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d114f15fa1bab95c647f87cedab26b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c3c3b06e4d829c5967bd76ab3d14ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/623ff4c4d26a22d8ab9e6a70cadf6623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f28faa23f36fcfc2aef9cc68f46b1c6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d114f15fa1bab95c647f87cedab26b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abdc216147253ff9697788764dc1ab93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed8a97f873310fac16b20d730f7c4e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87b351f16728b0023fd63678f8103c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a871a43ca9e77e26f5c6b680c165e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b704d8979f50009bcb3ec36a07864d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b1fdd193767192adc5adcd772ae2b49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da1c8d2d0ddab6eed4da334b0446849.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a045201f479d99c868e5bac5632b211.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe036f3bc2712beea23557116fdac74c.png)
(2)试用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed8a97f873310fac16b20d730f7c4e29.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9acc25eced79e4d6973d2edeb5628c92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77ba78808895f5e4bd393fe7aa5b9a88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72ac49ab7c8001c209b8611b9ea40d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5bb215f28e5eea7ff4c7ca5ee9e2216.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-02-07更新
|
1144次组卷
|
8卷引用:6.5二项式定理(分层练习)-2022-2023学年高二数学同步精品课堂(沪教版2020选择性必修第二册)
(已下线)6.5二项式定理(分层练习)-2022-2023学年高二数学同步精品课堂(沪教版2020选择性必修第二册)(已下线)第6章 计数原理(B卷·能力提升练)-【单元测试】2022-2023学年高二数学分层训练AB卷(沪教版2020选择性必修第二册)(已下线)第6章 计数原理(基础、常考、易错、压轴)分类专项训练-【满分全攻略】2022-2023学年高二数学下学期核心考点+重难点讲练与测试(沪教版2020选修一+选修二)上海市实验学校2022-2023学年高二上学期期末数学试题江西省吉安市峡江中学2023-2024学年高二上学期期末数学试卷(九省联考题型)(已下线)第六章 计数原理(压轴题专练)-2023-2024学年高二数学单元速记·巧练(沪教版2020选择性必修第二册)(已下线)期中考试押题卷(考试范围:第6-7章)-【帮课堂】2023-2024学年高二数学同步学与练(苏教版2019选择性必修第二册)单元测试B卷——第六章 计数原理
解题方法
4 . (1)计算:
;
(2)计算:
;
(3)猜想
的值,并证明你的结果.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02c831c46c6a8803fb0bf4ca727787d2.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1eaf9d593542dd445664d884c68a4f.png)
(3)猜想
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4338d6820043ae5208cb10cc0405e784.png)
您最近一年使用:0次
2023高三·全国·专题练习
5 . 证明:(范德蒙(Vandermonde)恒等式)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f392e01f1e944beb1aa82fce6ad817.png)
您最近一年使用:0次
名校
解题方法
6 . (1)证明:
能被
整除;
(2)求
的近似值(精确到0.001).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84a6539ebeaa1fdd5ce4d0b6de9d05fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ceef1abeeef220b4fe5f7d96feedd90.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c7fdb7a813e873c44c90f6e43a94b9d.png)
您最近一年使用:0次
2023-04-06更新
|
715次组卷
|
7卷引用:山东省烟台市招远市招远第一中学2022-2023学年高二下学期期中数学试题
山东省烟台市招远市招远第一中学2022-2023学年高二下学期期中数学试题(已下线)拓展二:二项式定理15种常见考法归类 -【帮课堂】2022-2023学年高二数学同步精品讲义(人教A版2019选择性必修第三册)6.3.1二项式定理练习(已下线)模块三 专题5 大题分类练(二项式定理及其应用)(人教A)(已下线)6.3.2 二项式系数的性质(6大题型)精练-2023-2024学年高二数学题型分类归纳讲与练(人教A版2019选择性必修第三册)(已下线)6.3.2二项式系数的性质——随堂检测(已下线)模块三 专题2 解答题分类练 专题4 计数原理(二项式定理)(苏教版)
7 . 已知数列
中,
,
.
(1)求证:数列
为等比数列;
(2)设
,记数列
的前
项和为
,求使得
的正整数
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b18d3bdb6fcc7533b578ff9dcdcae1d3.png)
(1)求证:数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c417392924cccaaf58cfaf5eb48a1864.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8e1f3221608cffd6aee3335f989db8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.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/1a6640ffec02a3b2d55badeb573591a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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2022-09-29更新
|
662次组卷
|
2卷引用:2023届四川省名校联考高考仿真测试(五)理科数学试题
解题方法
8 . (1)已知
的展开式中第9,10,11项的二项式系数成等差数列,求展开式中的常数项.
(2)用二项式定理证明
能被8整除.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11803f69c66c5a10eb69afc0e368789d.png)
(2)用二项式定理证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ca7095c899af97d22fe28c561220961.png)
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9 . 用多倍角公式证明对任何正整数m,n,
和
都不是超越数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92aacc2db07596f28ceb3c617c12a378.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61a0705405fb19b36e703fb2e6458b38.png)
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