名校
解题方法
1 . 设
是常数,对于
,都有
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c2297ffb35e75793a9b00e106292d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c74ea23268e5f477f65779464ff8f9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bdf76205507e608fd701b8686aca844.png)
A.2019 | B.2020 | C.2019! | D.2020! |
您最近一年使用:0次
2024-04-15更新
|
379次组卷
|
12卷引用:陕西省西安市西北工业大学附属中学2021届高三下学期第10次模拟理科数学试题
陕西省西安市西北工业大学附属中学2021届高三下学期第10次模拟理科数学试题陕西省西安市西工大附中2021届高三第十次适应性数学(理)试题福建省福州第一中学2020届高三6月高考模拟考试数学(理)试题福建省2020届高三考前冲刺适应性模拟卷(三)数学(理)试题(已下线)第02讲 导数的运算-【帮课堂】2021-2022学年高二数学同步精品讲义(苏教版2019选择性必修第一册)(已下线)专题22 二项式定理必刷小题100题-【千题百练】2022年新高考数学高频考点+题型专项千题百练(新高考适用)(已下线)2022年高考考前20天终极冲刺攻略(四)【理科数学】 (6月1日)(已下线)第6章 计数原理(新文化与压轴30题专练)2021-2022学年高二数学下学期考试满分全攻略(人教A版2019选修第二册+第三册)(已下线)考点12-2 二项式定理 (理)(已下线)专题6.8 计数原理全章综合测试卷(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)山西省运城市景胜中学2023-2024学年高二下学期3月月考数学试卷(已下线)专题12 二项式定理中最值问题
解题方法
2 . 已知抛物线C:
的焦点为F,过点P(2,0)作直线
交抛物线于A,B两点.
(1)若
的倾斜角为
,求△FAB的面积;
(2)过点A,B分别作抛物线C的两条切线
,
且直线
与直线
相交于点M,问:点M是否在某定直线上?若在,求该定直线的方程,若不在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
(2)过点A,B分别作抛物线C的两条切线
![](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/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
您最近一年使用:0次
2021·全国·模拟预测
3 . 已知函数f(x)=
,g(x)=x2-2x-a,若方程f(x)=g(x)有4个不同的实根x1,x2,x3,x4(x1<x2<x3<x4),则a(x1+x4-x3)的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bca2a2e086d2699523f04c6309243c27.png)
您最近一年使用:0次
名校
4 . 已知抛物线
,直线
交
于
、
两点,且当
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/0da7987d-2449-461a-bd27-1861581ba1a5.png?resizew=191)
(1)求
的值;
(2)如图,抛物线
在
、
两点处的切线分别与
轴交于
、
,
和
交于
,
.证明:存在实数
,使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5882f28beb2955fb48a47366b7aae20f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6767830cc1811f0f4ea5a008fdc7e723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ed9d97b8745ed1c15349ea3fffc299.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/28/0da7987d-2449-461a-bd27-1861581ba1a5.png?resizew=191)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
(2)如图,抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f9f6c5d96bd5b71927e4b30630c7496.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72d10a88115f033bd6c8d7fe1dc97da8.png)
您最近一年使用:0次
2022-01-07更新
|
738次组卷
|
7卷引用:四川省凉山州2021-2022学年高三上学期第一次诊断性检测数学(理)试题
四川省凉山州2021-2022学年高三上学期第一次诊断性检测数学(理)试题四川省凉山州2021-2022学年高三上学期第一次诊断性检测数学(文)试题四川省泸州市泸县第一中学2022届高三二诊模拟考试数学(理)试题安徽省六安外国语高级中学2021-2022学年高二上学期期末数学试题河南省顶尖名校2021-2022学年高三下学期第三次素养调研理科数学试题河南省温县第一高级中学2021-2022学年高三下学期4月月考理科数学试题(已下线)高二上学期期末【常考60题考点专练】(选修一+选修二)-2022-2023学年高二数学考试满分全攻略(人教A版2019选修第一册)
2021·全国·模拟预测
5 . 已知A,B分别是椭圆
(
)的左、右顶点,P是椭圆在第一象限内一点,且满足
,设直线PA,PB的斜率分别为
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dae6629e0dbf18af625cb804874afb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0254b6fcce508a64bf98c8e93b656beb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
A.![]() |
B.若![]() ![]() |
C.若椭圆的离心率![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
2021-12-03更新
|
1429次组卷
|
6卷引用:2022年全国著名重点中学领航高考冲刺试卷(七)
(已下线)2022年全国著名重点中学领航高考冲刺试卷(七)广东省2022届高三上学期高考调研仿真2数学试题江苏省常州高级中学2022届高三下学期一模适应性考试2数学试题(已下线)重难点05 解析几何-2022年高考数学【热点·重点·难点】专练(新高考专用)(已下线)热点11 圆锥曲线的定义方程与性质【热点·重点·难点】专练(全国通用)江苏省苏州市2023-2024年高三上学期11月期中模拟数学试题(提优)
解题方法
6 . 若向量
满足
,则
的最大值是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efdaa8008b9c3759465bea0c2a388c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e278fc2cf207dd6152c4e1cde076e8c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/088d43ece77c828188ef333570b55b4b.png)
您最近一年使用:0次
名校
解题方法
7 . 已知集合
的元素个数为
且元素均为正整数,若能够将集合
分成元素个数相同且两两没有公共元素的三个集合
、
、
,即
,
,
,
,其中
,
,
,且满足
,
,
、
、
、
,则称集合
为“完美集合”.
(1)若集合
,
,判断集合
和集合
是否为“完美集合”?并说明理由;
(2)已知集合
为“完美集合”,求正整数
的值;
(3)设集合
,证明:集合
为“完美集合”的一个必要条件是
或
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da10a46022dba014432f4b8c9a33a3c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36d5add49505a286370d75c05bb37a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cd450d0feaea9acb27a60430f4a3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521c8f3f084af427ec1c464f8b6bed86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ea7fcdb5423c1c8c032a3efcf245682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c7bb58dca886fc65d874e2b30040c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e9cfd1398bb75618f8221abd14e97af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5049cefc642e08e2ba05e4f1029486de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ca97c733e72b990f1ce7a39aea6510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5528d8496504b48fe16e8d4990fc9380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b052876711132da9ca65a3330251bbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39bc70fdaa725f9350b5a3356edeeb52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a29d686add2ae40bc9001ad85d2ef14f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71146e2f4a7ed5efd2585021ecb820f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d1a5cd2d7e140e41954c40198f508b.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
.
(1)解不等式
;
(2)设
均为实数,当
时,
的最大值为1,且满足此条件的任意实数
及
的值,使得关于
的不等式
恒成立,求
的取值范围;
(3)设
为实数,若关于
的方程
恰有两个不相等的实数根
,且
,试将
表示为关于
的函数,并写出此函数的定义域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c056eb5efd19642d29636242f2e5e0.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39d4bdc091d164863ffabe2a60c7e847.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef3e9eb0c4bd9c899886668229c4c947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b9849dc6798e2c2ec12730b92117e77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a863acb0ba30d483b216c4409b8b20f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6baa1c342eccdee55f4b91793bfe2d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78eb25c4cd80bc4cf705a3dd92a04f78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2021-10-13更新
|
563次组卷
|
6卷引用:上海市普陀区2021届高三上学期一模数学试题
上海市普陀区2021届高三上学期一模数学试题上海市奉贤中学2022届高三上学期开学考数学试题上海市川沙中学2022届高三上学期第一次月考数学试题(已下线)课时13 函数的基本性质-2022年高考数学一轮复习小题多维练(上海专用)(已下线)考向03 函数及其性质-备战2022年高考数学一轮复习考点微专题(上海专用)上海市实验学校2022-2023学年高一上学期期末数学试题
名校
9 . 已知函数
.
(1)当
时,求函数
的图象在
处的切线方程.
(2)若函数
在定义域上为单调递增函数.
①求整数
的最大值;
②证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5807f807737f3a31a849f0ccc60f33.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dfb495fb337b2c28b84e2a6c9385d08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55aa0a20848c37c1892c567b2315e04.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
①求整数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
②证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773d5a5be51017b4b06f4a4d572dd6aa.png)
您最近一年使用:0次
2021-10-08更新
|
1722次组卷
|
3卷引用:2021年全国高考冲刺压轴卷(四)理科数学试题
名校
解题方法
10 . 抛物线
:
在第一象限上一点
,过
作抛物线
的切线交
轴于点
,过
作
的垂线交抛物线
于
,
(
在第四象限)两点,交
于点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/30/f54bc3f9-3931-4e00-87be-d973f7d03548.png?resizew=256)
(1)求证:
过定点;
(2)若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e8953ded144195804384dcb494d5e2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/30/f54bc3f9-3931-4e00-87be-d973f7d03548.png?resizew=256)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3553bd21efd277e9c2457e01b2433de9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2badfdef87cafc22d1b00f190cb4fde2.png)
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