名校
解题方法
1 . 设函数
的定义域为
.若存在常数
,
,使得对于任意
,
成立,则称函数
具有性质
.
(1)判断函数
和
具有性质
?(结论不要求证明)
(2)若函数
具有性质
,且其对应的
,
.已知当
时,
,求函数
在区间
上的最大值;
(3)若函数
具有性质
,且直线
为其图像的一条对称轴,证明:
为周期函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809ea2eff71a0de3db640313ad25b7a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/404d068b60dd901194f1684d023212ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8073fa685bc10cf01a0128220feac940.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5e661ad31aa4c6d8684923cf904bf1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45d0588454ec8b64bf86578fb90b39e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7f9b35017daa8b524c5717a355834a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55351494cd96fed31976fdc5d9c7292.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36d71f015144ffaf1faec94a259b4a06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
您最近一年使用:0次
2021-08-01更新
|
588次组卷
|
3卷引用:北京市第八中学2023~2024学年高一下学期期中练习数学试卷
2 . 已知
.
(1)求证:当
时,
在
上单调递增;
(2)对于任意
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73bd6bf3723b584758657ff96f6739ff.png)
(1)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75ac442f7e242bb062b2a2c5de7669d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce485410257c9c1fae9d87ce3e44cc8.png)
(2)对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2645398c3946e1a9282c219824f167d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eb32042aee452990116fec0894f9c61.png)
您最近一年使用:0次
3 . 如图,已知椭圆
,矩形ABCD的顶点A,B在x轴上,C,D在椭圆
上,点D在第一象限.CB的延长线交椭圆
于点E,直线AE与椭圆
、y轴分别交于点F、G,直线CG交椭圆
于点H,DA的延长线交FH于点M.
![](https://img.xkw.com/dksih/QBM/2021/1/13/2635062232326144/2636119953145856/STEM/0d304ada-7221-4566-ab41-d75b8ee9bbdb.png)
(1)设直线AE、CG的斜率分别为
、
,求证:
为定值;
(2)求直线FH的斜率k的最小值;
(3)证明:动点M在一个定曲线上运动.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d366fe265032467147cc806f240e6b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://img.xkw.com/dksih/QBM/2021/1/13/2635062232326144/2636119953145856/STEM/0d304ada-7221-4566-ab41-d75b8ee9bbdb.png)
(1)设直线AE、CG的斜率分别为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67351fe10fcfc3f9072eec4c60bfaaa5.png)
(2)求直线FH的斜率k的最小值;
(3)证明:动点M在一个定曲线上运动.
您最近一年使用:0次
2021-01-14更新
|
3319次组卷
|
10卷引用:第五篇 向量与几何 专题4 极点与极线 微点1 圆锥曲线之极点与极线(一)
(已下线)第五篇 向量与几何 专题4 极点与极线 微点1 圆锥曲线之极点与极线(一)江苏省泰州市2020-2021学年高三上学期期末数学试题(已下线)专题26 椭圆(解答题)-2021年高考数学(理)二轮复习热点题型精选精练(已下线)专题25 椭圆(解答题)-2021年高考数学二轮复习热点题型精选精练(新高考地区专用)(已下线)仿真系列卷(05) - 决胜2021高考数学仿真系列卷(江苏等八省新高考地区专用)江苏省扬州中学2020-2021学年高二下学期开学考试数学试题(已下线)黄金卷08-【赢在高考·黄金20卷】备战2021年高考数学全真模拟卷(江苏专用)(已下线)第3章 圆锥曲线与方程(培优卷)-2021-2022学年高二数学新教材单元双测卷(苏教版2019选择性必修第一册)(已下线)3.1椭圆C卷(已下线)专题7 圆锥曲线之极点与极线 微点1 圆锥曲线之极点与极线
名校
4 . 设
是定义在
上且满足下列条件的函数
构成的集合:
①方程
有实数解;
②函数
的导数
满足
.
(1)试判断函数
是否集合
的元素,并说明理由;
(2)若集合
中的元素
具有下面的性质:对于任意的区间
,都存在
,使得等式
成立,证明:方程
有唯一实数解.
(3)设
是方程
的实数解,求证:对于函数
任意的
,当
,
时,有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
①方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54ce1d0d23531eba7c795b2f53a5b280.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15bccf9756ec716bd5c04e2641b6441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e167f3c0bf314895359bef9abaebfab.png)
(1)试判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587805667a307f54b0191af0baddb52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/320cba4d29e050a7e9f4e3b24bdbbc86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54c5dec973abaaa6b491e87613385ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ba9f7143244232db734a3516a166e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54ce1d0d23531eba7c795b2f53a5b280.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54ce1d0d23531eba7c795b2f53a5b280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207e829d4261524fda688e45d115d82d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f1c461a4c973e8441db181e1aeb0015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3849738f1dbb3d725a226ed565f272da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba883c6bf46e584a998d22169763b984.png)
您最近一年使用:0次
2020-11-17更新
|
638次组卷
|
5卷引用:专题10 利用微分中值法证明不等式【练】
(已下线)专题10 利用微分中值法证明不等式【练】江苏省南京市溧水二高、秦淮中学、天印中学2020-2021学年高三上学期期中联考数学试题(已下线)江苏省南京市三校2020-2021学年高三上学期期中联考数学试题上海市延安中学2024届高三上学期开学考数学试题上海市延安中学2024届高三上学期9月月考数学试题
名校
5 . 在平面直角坐标系xOy中,已知点E(0,2),以OE为直径的圆与抛物线C∶x2=2py(p>0)交于点M,N(异于原点O),MN恰为该圆的直径,过点E作直线交抛物线与A,B两点,过A,B两点分别作拋物线C的切线交于点P.
(1)求证∶点P的纵坐标为定值;
(2)若F是抛物线C的焦点,证明∶∠PFA=∠PFB.
(1)求证∶点P的纵坐标为定值;
(2)若F是抛物线C的焦点,证明∶∠PFA=∠PFB.
您最近一年使用:0次
6 . 已知数列
中,
,
(
).
(1)证明:数列
是等比数列,并求
前
项的和
;
(2)令
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6c286f0bf939f0ec7abed0d75f414c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6274da8ba98281c221636aa0fb821f90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f093c61867ee4ce75f951d46b9b123.png)
(1)证明:数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c895d4ce5ce82ef9b311b9369b4de11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
(2)令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0a11035037cfd4240c48bc89661374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d323cd4084e2553fcf29481373d0f65.png)
您最近一年使用:0次
2021-02-07更新
|
2119次组卷
|
5卷引用:四川省南充高级中学2023-2024学年高二下学期第一次月考(3月)数学试题
四川省南充高级中学2023-2024学年高二下学期第一次月考(3月)数学试题浙江省绍兴市嵊州市2020-2021学年高三上学期期末数学试题(已下线)【新东方】绍兴数学高三上【00006】(已下线)精做01 数列-备战2021年高考数学大题精做(新高考专用)(已下线)2021年高考数学押题预测卷(江苏专用)02
解题方法
7 . 如图所示的五面体中,
是正方形,
是等腰梯形,且平面
平面
,
为
的中点,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/5f7325ef-fea7-4210-9ac9-8317e8901ee3.png?resizew=209)
(1)求证:平面
平面
;
(2)
为线段
的中点,
在线段
上,记
,
是线段
上的动点. 当
为何值时,三棱锥
的体积为定值?证明此时二面角
为定值,并求出其余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85a2e10a5aebe40a9018d5ee3ade7af8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5747d138808e8ae03858c07dca6f19f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9003d21719232f65698743d8ecf8edd6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/5f7325ef-fea7-4210-9ac9-8317e8901ee3.png?resizew=209)
(1)求证:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10e92d42e94cb01dabba1db6fc18c66b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7e524de0f5d99fbd82f58d28dd4219.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f6f93171329d508d491143b9d71f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f1d42d8642fcdd53522c07fe7b3db8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08cc391036004bfc202e934285ee7fa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f63884ba9b24c3729315d0bb8a230d66.png)
您最近一年使用:0次
名校
解题方法
8 . 已知正方体
中,
、
分别为对角线
、
上的点,且
.
![](https://img.xkw.com/dksih/QBM/2020/3/17/2421384293490688/2423151439798272/STEM/e7602eccd431403188d0cbd019aa8638.png?resizew=170)
(1)求证:
平面
;
(2)若
是
上的点,
的值为多少时,能使平面
平面
?请给出证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e539f26ed5e0b20ff7220559324869a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77f9abe92f0cf2354ad65698bbc45c93.png)
![](https://img.xkw.com/dksih/QBM/2020/3/17/2421384293490688/2423151439798272/STEM/e7602eccd431403188d0cbd019aa8638.png?resizew=170)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72221ee5b504d596ff799c0b356aa0ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4da530384dd04ac90a025385e8b3c2f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/943d6e170279d007a4c943f684b1c3c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1a5536e5a3ae28abfd54cc7f6bc2629.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4da530384dd04ac90a025385e8b3c2f.png)
您最近一年使用:0次
2020-03-19更新
|
5036次组卷
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16卷引用:第03讲 直线、平面平行的判定与性质(八大题型)(讲义)
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解题方法
9 . 已知函数
,
,函数
的图象在点
处的切线平行于
轴.
(Ⅰ)求
的值
(Ⅱ)设
,若
的所有零点中,仅有两个大于
,设为
,
(
)
(1)求证:
,
.
(2)过点
,
的直线的斜率为
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc873fc03e6e4d3c4ba02f8b1147b20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab76a882449cbc52eed09ed4721ff6c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d599059e6b2c918ab15ee22611b6962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(Ⅱ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7863b54185da5a3f1a765e1aa0577e76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fdad769b543148ae11205120a12fa58.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/837aa7c0803b1db2f5bb81b9f64987a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b96e97805f0853d6f994f0fad3b5aa05.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27c0ab3e2d7698f082854bafe4174dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc47735cc385a3474bc1dabad322304.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c67ecb1d07abe1dc74a78c757c495ce.png)
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10 . 已知定义在
上的函数
满足以下三个条件:
①对任意实数
,都有
;
②
;
③
在区间
上为增函数.
(1)判断函数
的奇偶性,并加以证明;
(2)求证:
;
(3)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
①对任意实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acf84c184be32752d1c14e6f23fecda8.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6855784817151468771f29c0fc38fc9.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4cff510b81f7160ec53b7ef179f114.png)
(3)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be1d8c6384d7fabddb693b2b7fcdf4a.png)
您最近一年使用:0次
2019-12-01更新
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