名校
1 . 设函数
的导函数为
的导函数为
的导函数为
.若
,且
,则
为曲线
的拐点.
(1)判断曲线
是否有拐点,并说明理由;
(2)已知函数
,若
为曲线
的一个拐点,求
的单调区间与极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a00a7220fe1f1699aa32ea0c70a303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2183b5237f02670ccbe463aaaca37977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca0b72923071c1010a36f17cb3d1168b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca411f2905fd482bd14cb0092e5a6279.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ea9154699908e7a530d9e04830c9315.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43db00e106c7d08a76a7ba71ca5e63d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(1)判断曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c683786f6c924632d9ca47ea243700e7.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/341534f0072c55c40cc00ed25097c2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9bfaad7a770a2bb3930de1ed7444d90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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4卷引用:内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题
内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题河南省部分重点高中2023-2024学年高三下学期5月联考数学试卷 (新高考)(已下线)辽宁省沈阳市第二中学2024届高三下学期三模数学试题2024届青海省海南藏族自治州高考二模数学(理科)试卷
解题方法
2 . 已知双曲线
的虚轴长为
,点
在
上.设直线
与
交于A,B两点(异于点P),直线AP与BP的斜率之积为
.
(1)求
的方程;
(2)证明:直线
的斜率存在,且直线
过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e90acecacaab778257a1a1e903b2028a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/4dac452fbb5ef6dd653e7fbbef639484.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)证明:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2卷引用:内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题
3 . 在极坐标系中,曲线
的极坐标方程为
,曲线
的极坐标方程为
.
(1)若曲线
上一点的极角为
,求该点的极径;
(2)若曲线
与曲线
有公共点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7c2d17500ca2aaa810265e1c4a8140.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/424c5b900604a324617eb4ac00443818.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 已知函数
.
(1)当
时,求
的最大值;
(2)求使
成立的
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36837dfbf33fdbf59d497b60d0dd322.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ef8634d2d5a531ebffd843f50644b27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2623500ee20713f9a2555847f68bf1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
解题方法
5 . 已知直线
:
(
为参数),曲线
:
.
(1)求
的普通方程和曲线
的参数方程;
(2)将直线
向下平移
个单位长度得到直线
,
是曲线
上的一个动点,若点
到直线
的距离的最小值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57cb1633a11d06601c431aa48f6ff3d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)将直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d204deaac2d16a011b65824835ff847c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448f5c45be5e4ee2e189204d334b83fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5卷引用:内蒙古名校联盟2024届高三下学期联合质量检测文科数学试题
解题方法
6 . 如图,在三棱柱
中,
,四边形
为菱形,
.
;
(2)已知平面
平面
,
,求四棱锥
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9332278351ab92e03e984e9279dd06a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43732729894297552d9210f41a634769.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7870cee007535b979d35bc7feab75616.png)
(2)已知平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d7090639341730951c1bc3c9b6164e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b65798afbc7efaed6d65d0719c3c391.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c34f6658a6fa46b1597f382a3455ad04.png)
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3卷引用:内蒙古名校联盟2024届高三下学期联合质量检测文科数学试题
解题方法
7 . 已知函数
.
(1)当
时,解不等式
;
(2)当
时,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d9eb22a666dee9eb4a9a590dd6aafc7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e693d36b6395a0e28324c29c54151a.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f999f9c9246a6d128807b138d9d15de9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc2607d8836f265bbc1b2821391194a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5卷引用:内蒙古名校联盟2024届高三下学期联合质量检测文科数学试题
8 . 现统计了甲12次投篮训练的投篮次数和乙8次投篮训练的投篮次数,得到如下数据:
已知甲12次投篮次数的平均数
,乙8次投篮次数的平均数
.
(1)求这20次投篮次数的中位数
,估计甲每次训练投篮次数超过
的概率;
(2)求这20次投篮次数的平均数
与方差
.
甲 | 77 | 73 | 77 | 81 | 85 | 81 | 77 | 85 | 93 | 73 | 77 | 81 |
乙 | 71 | 81 | 73 | 73 | 71 | 73 | 85 | 73 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5312af70daf8a277969a24d9194519a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0882ee799935dc9f56bdf2805496655.png)
(1)求这20次投篮次数的中位数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)求这20次投篮次数的平均数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfbe7f95b5d89f9409ec24536da9e826.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/671f43c79d612c93a6d160335e86e177.png)
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3卷引用:内蒙古名校联盟2024届高三下学期联合质量检测文科数学试题
名校
解题方法
9 . 在
中,内角
的对边分别为
,且
.
(1)求
的值;
(2)若
,证明:
为直角三角形.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51f22c7c558ded081502b409e0b48684.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c6ce02259a85ea191541f4a708738f1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f44c181a2f6ae22d5d52b374768dc57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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4卷引用:内蒙古名校联盟2024届高三下学期联合质量检测文科数学试题
10 . 已知函数
随机变量
,随机变量
,
的期望为
.
(1)当
时,求
;
(2)当
时,求
的表达式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ea8d40282dec2acfe25253514e87f81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13e73ee99d27c577561fde186de7b8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33261c9b0b1c3677c6db52fa88813d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3834d7ec7531f3c3c0ce9b286f7a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884fa804e9e4ed197c1cc76e762f6760.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ea01973bb7a048a88d183cb5c5cf8e2.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe08722cf9300fe188dbbb71989c06c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/884fa804e9e4ed197c1cc76e762f6760.png)
您最近一年使用:0次
2024-06-16更新
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261次组卷
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4卷引用:内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题
内蒙古自治区锡林郭勒盟2024届高三下学期5月模拟考试理科数学试题河南省部分重点高中2023-2024学年高三下学期5月联考数学试卷 (新高考)(已下线)辽宁省沈阳市第二中学2024届高三下学期三模数学试题(已下线)概率、随机变量及其分布-综合测试卷B卷