名校
解题方法
1 . 如图,左车道有2辆汽车,右车道有3辆汽车等待合流,则合流结束时汽车通过顺序共有( )种.
A.10 | B.20 | C.60 | D.120 |
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2024-06-13更新
|
798次组卷
|
4卷引用:重庆市第一中学校2024届高三下学期5月月考测试数学试题
2 . 给出以下两个数学运算(符号)定义:
①若函数
,则
,其中
称为函数
的
次迭代.如:
.
②对于正整数
,若
被
除得的余数为
,则称
同余于
,记为
.如:
.
(1)若函数
,求
;
(2)设
是一个给定的正整数,函数
记集合
.
①证明:当
时,
;
②求
并猜想
.
①若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac36cc9de2d52fa81b310df3c137559f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bbc5dcd0b5d4e94cb92e52ca31f0cfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b956f95d6cdcded732751d6d74c14cab.png)
②对于正整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0ace40e2e209924905e48bf00df631f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8b539bc9386988afc25da70e13ae899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/706057125d5d481d23b0319e10e2d936.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08e564833f8450a876460a6db43dad1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e91f1470cecf7c4da36644e5244775bf.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b44a1741d645756e39740a0818412e75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/208bd4b35f6be79500cdf5d8e433e449.png)
①证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b94f6525788e512dbc8121c49b46bc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/502416314c8c26f8442e639ea6a5db13.png)
②求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
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解题方法
3 . 在一种新能源产品的客户调查活动中发现,某小区10位客户有4人是该产品的潜在用户,小刘负责这10人的联系工作,他先随机选择其中5人安排在上午联系,剩余5人下午联系.
(1)设上午联系的这5人中有
个潜在用户,求的
分布列与期望;
(2)小刘逐一依次联系,直至确定所有潜在用户为止,求小刘6次内即可确定所有潜在用户的概率.
(1)设上午联系的这5人中有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b734e8f1546481e3eb4976008a045de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b734e8f1546481e3eb4976008a045de.png)
(2)小刘逐一依次联系,直至确定所有潜在用户为止,求小刘6次内即可确定所有潜在用户的概率.
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4 . 在复平面内,O为坐标原点,复数
对应的点为A,复数
对应的点为B,复数
对应的点为C,若
,则m的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/393c919ea20535d004ed6b2eb7859538.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acaab42500ffbc4e1d36b55b76967421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29599c2fa2976a583ce5e842bebb51d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/819f22b85448181e7099d6218d93a972.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
5 . 阅读材料一:“装错信封问题”是由数学家约翰·伯努利(Johann Bernoulli,1667~1748)的儿子丹尼尔·伯努利提出来的,大意如下:一个人写了
封不同的信及相应的
个不同的信封,他把这
封信都装错了信封,问都装错信封的这一情况有多少种?后来瑞士数学家欧拉(Leonhard Euler,1707~1783)给出了解答:记都装错
封信的情况为
种,可以用全排列
减去有装正确的情况种数,结合容斥原理可得公式:
,其中
.
阅读材料二:英国数学家泰勒发现的泰勒公式有如下特殊形式:当
在
处
阶可导,则有:
,注
表示
的
阶导数,该公式也称麦克劳林公式.阅读以上材料后请完成以下问题:
(1)求出
的值;
(2)估算
的大小(保留小数点后2位),并给出用
和
表示
的估计公式;
(3)求证:
,其中
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d4e8502106802f1485c3b0f28f2664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a8412f5256b2b370e421c07f18cc732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4403d632f9a81e52c6cd135c6834bc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
阅读材料二:英国数学家泰勒发现的泰勒公式有如下特殊形式:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce152ca98ac7e21237e00667f005b62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35993bd1db970330494665d925c0be7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(1)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/395c6efaa63dcd4ee513323d51c6a7eb.png)
(2)估算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2598975ac1edb754817eada15b9a473e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d4e8502106802f1485c3b0f28f2664.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca08ded0d1136421f0a81517f5c2fc9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
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6 . 冒泡排序是一种计算机科学领域的较简单的排序算法.其基本思想是:通过对待排序序列
从左往右,依次对相邻两个元素
(
,2,
,
)比较大小,若
,则交换两个数的位置,使值较大的元素逐渐从左移向右,就如水底下的气泡一样逐渐向上冒,重复以上过程直到序列中所有数都是按照从小到大排列为止.例如:对于序列
进行冒泡排序,首先比较
,需要交换1次位置,得到新序列
,然后比较
,无需交换位置,最后比较
,又需要交换1次位置,得到新序列
,最终完成了冒泡排序.同样地,序列
需要依次交换
,
完成冒泡排序.因此,
和
均是交换2次的序列.现在对任一个包含n个不等实数的序列进行冒泡排序(
),设在冒泡排序中序列需要交换的最大次数为
,只需要交换1次的序列个数为
,只需要交换2次的序列个数为
,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed7b442e78e34e20513eda80b994057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7d2b73d53e55ed235678b902b04b5f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aadf9ab510510120699c5eee39ab18b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ef7fb37eb0663328147e890fe3743ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c11df207bfbfecfeda5b0dedff71986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30511e6903e1c1f9a8fedbcf916ca5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5363def6ab70faf774f1fc601977ccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ec69d27edd7577262f2d23a26ef858b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104431dedcf68e8bee516d4d14de765d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36bf49f0fea361cb1e0d5fd9fb304003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f920d9bb6f755983c74df6ace9b54b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7845a338b3b64ae887423611ec7301e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104431dedcf68e8bee516d4d14de765d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c11df207bfbfecfeda5b0dedff71986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f920d9bb6f755983c74df6ace9b54b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/686ece75006ad358f23314dc8a246e11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59e7c7a84a4bdb959e95536d0404ceb.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7 . 已知盘子A中有3颗糖,盘子B中有4颗糖,小琨每次随机从其中一个盘子中选择吃一颗糖,直到7颗糖全部吃完为止,则盘子A中的糖先吃完的概率为( )
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知
,
,直线l:
,动点P到l的距离为d,满足
,设点P的轨迹为C,过点F作直线
,交C于G,H两点,过点F作与
垂直的直线
,直线l与
交于点K,连接AG,AH,分别交直线l于M,N两点.
(1)求C的方程;
(2)证明:
;
(3)记
,
的面积分别为
,
,四边形AGKH的面积为
,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d743a88d9d8aba9a3887a3638375e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da6bbbb53aaeab0ab7a242228cc510fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/051be09b4e835cf68f624541a843018d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b99ef417ec17cd7c7caf2b17ee00bc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(1)求C的方程;
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1deb868aceb01c55bf8d859871a20ff6.png)
(3)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e72388cdb40f730d3a8fed7d61fba14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ffa4f0665d2a639b540b950dda3e5c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6899bf9cadae2ccdb14cbc87d4f280ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a7b29bde8f4bdcc610618087398df91.png)
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解题方法
9 . 函数极限是现代数学中非常重要的概念,函数
在
处的极限定义如下:
,存在正数
,当
时,均有
,则称
在
处的极限为A,记为
,例如:
在
处的极限为2,理由是:
,存在正数
,当
时,均有
,所以
.已知函数
,
,(
,
为自然对数的底数).
(1)证明:
在
处的极限为
;
(2)若
,
,
,求
的最大值;
(3)若
,用函数极限的定义证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c9705e4d8649224c47228f0d1d0f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/700458c01a7ad031e27d80ed43e9e882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09806564a0244b420341e5366f136f58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761be12e359f89c7627eb9200ba0912b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8abb00b0020eb89f4d18d1a5903f8a32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d3cc66b811ad2395efe04d93b61c711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c9705e4d8649224c47228f0d1d0f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08c75767ddbba7462a85c9061334f3ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b55b95a7e906eeab34824633ddcae4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c905859cee13de51b09fa4ed56bcfb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a67a4f8bfae051fca5537eca72aff172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1381493282b0864315ac49f14eeca20d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94f94e5acf49264b65ad8bc4b92d316.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187c21027ff08411931d32c530b64fd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd1d338bd463d522aafd98357c4c012.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a9bb26472ca40b8a619bfd9ea06a9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2492d486aef92677bc4d9c88c28b6845.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90132e65026968c74776c719242ecd0c.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b85c1784366cf7f60aa01dd62e529d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c58fea3170ce3e4fabed81babd54de1.png)
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10 . “四二一广场”是重庆第一中学校的文化地标(如图1),广场中心的建筑形似火炬宛若花开,三朵“花瓣”都是拓扑学中的莫比乌斯带(如图2).将莫比乌斯带投影到平面上,会得到无穷大符号“∞”.在平面直角坐标系中,设线段AB长度为2a(
),坐标原点O为AB中点且点A,B均在x轴上,若动点P满足
,那么点P的轨迹称为双纽线,其形状也是无穷大符号“∞”(如图3).若
,点P在第一象限且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33fc05839e6ff475c407d14a32ebe93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10095f96af5d08c531ed47ae3c5e4032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c87f372c0ef272e805510a07d47092b.png)
A.![]() | B.![]() | C.![]() | D.2 |
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