名校
1 . 在数学中,由
个数
排列成的m行n列的数表
称为
矩阵,其中
称为矩阵A的第i行第j列的元素.矩阵乘法是指对于两个矩阵A和B,如果4的列数等于B的行数,则可以把A和B相乘,具体来说:若
,
,则
,其中
.已知
,函数
.
(1)讨论
的单调性;
(2)若
是
的两个极值点,证明:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e70354d6ca5ad9f6b4592fac0b5e559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db452ec3c9e60109fdfe9fae8e456edf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc970ba32a45946c514e98eac1e80ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e70354d6ca5ad9f6b4592fac0b5e559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a14c188b1c9d61aa237b137ba18023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16a9a7e6a7ff34bb72659677929bf9c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7cf279527982a84842a2d6a4f212892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b65887e38142a10f30be2296310d1a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9408afcaa76f52987ca43733b828f66a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01f44187cd898fb01a4f8fa76bdc6cdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8d8e4e3f777270997845f7d9cfe85f.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca579894dad67bc82cb715fd48e0d70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b3db0fe99d90b9a693562dd988eca5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/def4d3923ea803696106f42140e83bf4.png)
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3卷引用:高二数学期末模拟试卷01【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(北师大版2019选择性必修第二册)
(已下线)高二数学期末模拟试卷01【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(北师大版2019选择性必修第二册)山东省泰安市2024届高三四轮检测数学试题江西省宜春市宜丰中学2023-2024学年高二下学期6月月考数学试题
名校
解题方法
2 . 某人在
次射击中击中目标的次数为
,
,其中
,
,击中奇数次为事件
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870528aa6be6f56bae0eb6b10a765c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a37a59558292ad6b3d0978bfd7484990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20c11f6c800b8e0410674a0c6d307d26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
A.若![]() ![]() ![]() ![]() |
B.当![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() |
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19卷引用:模块一 专题2 概率(北师大2019版)
(已下线)模块一 专题2 概率(北师大2019版)(已下线)模块一 专题4 随机变量及其分布 (人教A)(已下线)第四篇 概率与统计 专题7 常见分布 微点3 常见分布综合训练(已下线)单元提升卷11 统计与概率湖北省武昌实验中学2023-2024学年高三上学期10月月考数学试题(已下线)考点13 二项分布与超级几何分布 2024届高考数学考点总动员【练】(已下线)第11讲 二项分布与超几何分布-【寒假预科讲义】2024年高二数学寒假精品课(人教A版2019)(已下线)随机变量及其分布(已下线)专题04 超几何分布+二项分布+正态分布压轴题(4)(已下线)7.4.1 二项分布(分层练习,6大题型)-2023-2024学年高二数学同步精品课堂(人教A版2019选择性必修第三册)(已下线)黄金卷02(已下线)专题7.10 随机变量及其分布全章综合测试卷(提高篇)-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)(已下线)专题10.1 概率与统计的综合运用【十一大题型】(举一反三)(新高考专用)-1辽宁省大连市第八中学2023-2024学年高二下学期4月月考数学试题(已下线)第七章:随机变量及其分布章末重点题型复习-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)黑龙江省牡丹江市第一高级中学2023-2024学年高二下学期5月期中考试数学试题山东省泰安肥城市2023届高考适应性训练数学试题(三)山东省新高考质量检测联盟2024届高三第一次质量检测数学试题(A)(已下线)模块一 专题3 概率 (苏教版)
3 . 已知双曲线
,点
在
上,
为常数,
.按照如下方式依次构造点
:过
作斜率为
的直线与
的左支交于点
,令
为
关于
轴的对称点,记
的坐标为
.
(1)若
,求
;
(2)证明:数列
是公比为
的等比数列;
(3)设
为
的面积,证明:对任意正整数
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a3771d89c653798f5164c8dcfc94137.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7680911a1cc664a88db0a4260c4849c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ffbb4e6b92463a41bd9460dac6b1ca7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85def4eebc99aecdc878cd7c4180b8b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eb90a2118db1e9945d7b5997bf2482a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcf6192139c2fa8ac2dcf92c777c93b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcf6192139c2fa8ac2dcf92c777c93b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28c66751ff7fe93ebc69986088141e8c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3a2a34b4317deffa40ba34e269c2b81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c788875fe76212a7c59d0a9cee345d7.png)
(2)证明:数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f33eb7bcdb380fa633771537843b525.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/968a2a65734098f665e104786ec7a990.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f14afef14d8198491b9c43b1b5a0192.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8b306ea5e1ebbb1c2ec9450b3aedb74.png)
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6卷引用:2024年新课标全国Ⅱ卷数学真题
2024年新课标全国Ⅱ卷数学真题(已下线)2024年高考数学真题完全解读(新高考Ⅱ卷)专题08平面解析几何(已下线)2024年新课标全国Ⅱ卷数学真题变式题16-19专题08[2837] 平面解析几何福建省泉州市安溪铭选中学2023-2024学年高二下学期6月份质量检测数学试题
名校
解题方法
4 . 在
中,
,
,
对应的边分别为
,
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7b7cf620e36b473d399931a1bf74044.png)
(1)求
;
(2)若
为线段
内一点,且
,求线段
的长;
(3)法国著名科学家柯西在数学领域有非常高的造诣;很多数学的定理和公式都以他的名字来命名,如对于任意的
,都有![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bac31c743e047705e38e6e3880a73bb.png)
被称为柯西不等式;在(1)的条件下,若
,求:
的最小值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7b7cf620e36b473d399931a1bf74044.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92e12918bd035d4e57797c078026b2e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926d38cce21b48df42041e4b8b2a7db7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
(3)法国著名科学家柯西在数学领域有非常高的造诣;很多数学的定理和公式都以他的名字来命名,如对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751f52d4cf239511828e3960e41c61df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bac31c743e047705e38e6e3880a73bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/214b60823ecc7a03759fb1df0f6d8d7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1cd0450780778d5ae577e676f6a741d.png)
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3卷引用:专题05 解三角形大题常考题型归类-期期末考点大串讲(人教B版2019必修第四册)
(已下线)专题05 解三角形大题常考题型归类-期期末考点大串讲(人教B版2019必修第四册)山东省济宁市兖州区2023-2024学年高一下学期期中质量检测数学试题福建省安溪第一中学2023-2024学年高一下学期5月份质量检测数学试题
5 . 已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143b917df0520097be222accbddf9394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62559d143b4a977be9990eebcbec539e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)证明:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79699156efecc21a555e63da6456031a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a551a88ac426439803f564a3bbee04a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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5卷引用:2024年新课标全国Ⅰ卷数学真题
2024年新课标全国Ⅰ卷数学真题(已下线)2024年高考数学真题完全解读(新高考Ⅰ卷)专题03导数及其应用(已下线)2024年新课标全国Ⅰ卷数学真题变式题16-19湖北省黄冈市浠水县第一中学2023-2024学年高二下学期期末质量检测数学试题
解题方法
6 . 已知函数
满足
,且
,当
时,
.函数
.
(1)求实数
的值;
(2)当
时,求
的解析式;
(3)设
,是否存在实数
,使不等式
在
时恒成立?若存在,求实数
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0702195255c51922822a8185339b17e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed670b1f668778c6243f3f7470ee7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/389c5eb9278242f235dfcb45e687f7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baa755c7216812b2cd333563f6acd81a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d378143a598defcc8adad769fd205173.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85a0f0ee999bab322b1f5290fc8571cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/670fcbf66c7c5322f9bf2bec0d157ca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0e7e4a025141869980b3a1aab55b8a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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7 . 已知向量
,
,定义运算
,同时定义
.
(1)若
,求实数
的取值集合;
(2)已知
,求
;
(3)已知定义域为
的函数
满足
为奇函数,
为偶函数,且
时,
,是否存在实数
,使
?若存在,求出
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ec6dba44a83ae69146c26a2eec325c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66717aa3e7a771427c1d4433c77a5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4817c9821c3c5268e665a3ebcfe2e9cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/153f8261059b286d175e53adb666d0bd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e993a236a70e4a094013a28c07079f84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/237b1a6f3e6ee0ef92b4aef7bffe58ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b5285f8cfbab2baf73267d7649a58ac.png)
(3)已知定义域为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91340ce6d32493c33527a32c2d448896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffde73ff7d3cd5125eb8d8a17a9f01c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/994dcf841d356002fcebaed37497013c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de03de9f4bea859252f0158b32acf378.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb0b435b3f1a00ee1df0d02384d6e57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
8 . 设函数
,若
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6062d1a6ecfc72ae6689a08419982738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
A.![]() | B.![]() | C.![]() | D.1 |
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5卷引用:2024年新课标全国Ⅱ卷数学真题
2024年新课标全国Ⅱ卷数学真题(已下线)2024年高考数学真题完全解读(新高考Ⅱ卷)专题02函数(已下线)2024年新课标全国Ⅱ卷数学真题变式题6-10福建省泉州市安溪铭选中学2023-2024学年高二下学期6月份质量检测数学试题
解题方法
9 . 已知
是函数
的极值点,若
,则下列结论 正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0c59c7b0d2b3b4f68413b1507659daa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da9b6e8e0364409ddb028e268160a6c.png)
A.![]() ![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
10 . 设函数
的定义域为
为奇函数,
为偶函数,若
1,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d5e91e046545ab60feadb6b61995749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f40580ab9e8d20b6e08f61aacf883bf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846b382aaa075e3fd04096840438b8d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2796868fcd26d2a8558666fe46494541.png)
A.1 | B.![]() | C.0 | D.![]() |
您最近一年使用:0次