名校
1 . 已知函数
,下面命题正确的是_________ .
①存在
,使得
;
②存在
,使得
;
③存在常数
,使得
恒成立;
④存在
,使得直线
与曲线
有无穷多个公共点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3d74bc831a959f5d2a2b016548eba0.png)
①存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee5af267764227a538f13953d06341c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1260c6fa15a4d739a41c5de1533e9e5c.png)
②存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b81faf6ab77580b3d89b6aa1d802f84e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee798d2d512f7342c55a0d580f4367e2.png)
③存在常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73c46385268d3081043e04f4401b7973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cf322b61457bd0bd7484b4349f537e6.png)
④存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c80c26a794a844127aae7dee87c93b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
您最近一年使用:0次
2 . 已知
为有穷正整数数列,
,且
.从
中选取第
项,第
项,
,第
项
,称数列
,
为
的长度为
的子列.规定:数列
的任意一项都是
的长度为1的子列.若对于任意的正整数
,数列
存在长度为
的子列
,使得
,则称数列
为全覆盖数列.
(1)判断数列
和数列
是否为全覆盖数列;
(2)在数列
中,若
,求证:当
时,
;
(3)若数列
满足:
,且当
时,
,求证:数列
为全覆盖数列.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6089fe00ae7015041da535c55ea04a25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6ea59f1c1a0d85dd6bec266e5270cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27a0ab9b965cac0ac2bbee007b5343d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5f59bc23cf55f56312c9ed9806371f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6af9e7b1c23db5584ad8521d4444d5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/608d034715f9b1dfb306f9c89d383582.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9e636879245230dd00a3ab3cbcfbfd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55b78937e77b8af5fb0fc2289aa3281f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29c5650949891380e29f64fa64b46f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbe39a14cd55b5db170bd070b808ec63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7059e1f61ea8ec9ec3964af3ea588759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3750937ff180de90d13726ca22cc456b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
(1)判断数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e7ec4f442ae834ca2ed9d168d7d9e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a2a8194c260def0080f507775fc628.png)
(2)在数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e2d4b414b02d127b831c48bb6edb0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5059e492214c793847f8a11dffff0b9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acfb6929aee480560b6e53acb2e69ba8.png)
(3)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5059e492214c793847f8a11dffff0b9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fde80fb262f5dcb2dd5e7fcfd96d7c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
您最近一年使用:0次
名校
3 . 已知
是各项均为正整数的无穷递增数列,对于
,定义集合
,设
为集合
中的元素个数,若
时,规定
.
(1)若
,写出
及
的值;
(2)若数列
是等差数列,求数列
的通项公式;
(3)设集合
,求证:
且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/542b4acf7b25b750fbe7205fd179b978.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/857369257ea1b23ef40ce7e3a0f058af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/233427826eb2233641fc3a9805f6d206.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1202d58cd3ad66e7b23f01024566705b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cc57d8a4f67a040435d8b206d3254bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6510d0816033afa001c130342bb7cda.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4b5779873cb3f4366dbfdb983dec81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33b6f99a33b14f53fb398a195aa2ec3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac648580405ecaa29e91d45738a08af7.png)
(2)若数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fce83115a50f99e08e9a2db7267aeed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
(3)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b54e4701d4cb8d0133ad2044a7e0f52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1479e28bf6a8cb64ec7df77cd295f99d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a6a3d1be93cf6d16ee6e0ce0497f46.png)
您最近一年使用:0次
2024-01-21更新
|
1342次组卷
|
7卷引用:北京市朝阳区2024届高三上学期期末数学试题
北京市朝阳区2024届高三上学期期末数学试题(已下线)2024年高考数学二轮复习测试卷(北京专用)(已下线)专题1 集合新定义题(九省联考第19题模式)讲(已下线)黄金卷01(2024新题型)(已下线)微考点4-1 新高考新试卷结构压轴题新定义数列试题分类汇编广东省江门市开平市忠源纪念中学2024届高三下学期高考冲刺考试(一)数学试卷江苏省常州市华罗庚中学2024届高三下学期4月二模训练数学试卷
名校
解题方法
4 . 已知函数
.
(1)当
时,求证:
①当
时,
;
②函数
有唯一极值点;
(2)若曲线
与曲线
在某公共点处的切线重合,则称该切线为
和
的“优切线”.若曲线
与曲线
存在两条互相垂直的“优切线”,求
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea7f41aa561904f6f2a8e6aaae348855.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f42342632cbd8e9cfbae17b76d94b033.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9e5ea144897b9b7db92726da39648f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2024-01-18更新
|
1290次组卷
|
2卷引用:北京市海淀区2024届高三上学期期末练习数学试题
5 . 已知点
在函数
的图象上,点
在函数
的图象上,且
,
,
,给出下列说法:
①当
时,
;
②存在点
在直线
上;
③
,
,使点
和点
为两个函数图象的公共点;
④若点
在函数
的图象上,则函数
的周期是
,
两点间距离的整数倍;
⑤定义满足长度
取最小值时的区间
为最小区间.若
,区间
是满足
的最大区间,则函数
的周期为
.
其中,说法正确的序号是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369e2cc0b7c553969627461819e80229.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04129b7390acd7d936fbd204cc111dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b6db7130ea4b0ea4da3d316b3070f46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c7602e4015d02cb188ffb82092ee980.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b55b59c92a868cc6f448e5d92d257401.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a96d62cdf358f79c7831dd009c26430c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b519531dbeee800a08ba5ce55ff7e51.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d387a4f4ed6f48afd7fc75ff68ae026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d75ff0c325ddcac48cf1c233f033c2c7.png)
②存在点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67de794bd1d73ebe1e7fca6622579587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f52cb58b6bc5d71030463ba7e28134.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/677ad4c4ea0722f0ee064f44624c585f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a96d62cdf358f79c7831dd009c26430c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369e2cc0b7c553969627461819e80229.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b6db7130ea4b0ea4da3d316b3070f46.png)
④若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b6db7130ea4b0ea4da3d316b3070f46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e59bc063c88b1add34184da82283251.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e59bc063c88b1add34184da82283251.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
⑤定义满足长度
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a31d1c786e88987bb3bc7c54b7b66819.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63313f7ac7402fcb5a9a840db64c6f08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a85cbdee531d4b394d674d90adda132b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b83fe99c90a7bf139a7e6e537820c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00feb80debaf63029240652a21b4b38f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04129b7390acd7d936fbd204cc111dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f785147690f83dcee0a0bc6c327e75a.png)
其中,说法正确的序号是
您最近一年使用:0次
名校
解题方法
6 . 随着自然语言大模型技术的飞速发展,ChatGPT等预训练语言模型正在深刻影响和改变着各衍各业.为了解决复杂的现实问题,预训练模型需要在模拟的神经网络结构中引入激活函数,将上一层神经元的输出通过非线性变化得到下一层神经元的输入.经过实践研究,人们发现当选择的激活函数不合适时,容易出现梯度消失和梯度爆炸的问题.某工程师在进行新闻数据的参数训练时,采用
作为激活函数,为了快速测试该函数的有效性,在一段代码中自定义:若输
的
满足
则提示“可能出现梯度消失”,满足
则提示“可能出现梯度爆炸”,其中
表示梯度消失阈值,
表示梯度爆炸间值.给出下列四个结论:
①
是
上的增函数;
②当
时,
,输入
会提示“可能出现梯度爆炸”;
③当
时,
,输入
会提示“可能出现梯度消失”;
④
,输入
会提示“可能出现梯度消失”.
其中所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecde12edca0ade95e8d0aab1c64f8087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d477d18b0657ea38ad08e58dc58b1a52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0057ee3b3a1f2f3ca36ac44a2cb6432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c38ada7012b4fd07e9d345c87f346157.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ccd7af9298cd5ff19d8866fedb42ec4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02630bf8ea75569f293250ab22ef0c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df9ea430e352c6a20b56e6bf96cf20e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25687a540dc96342a51dbc6daf36ee4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
其中所有正确结论的序号是
您最近一年使用:0次
2023-12-18更新
|
1050次组卷
|
4卷引用:北京市海淀区北大附中预科部2024届高三上学期12月阶段练习数学试题
北京市海淀区北大附中预科部2024届高三上学期12月阶段练习数学试题2024届山西省平遥县第二中学校高三冲刺调研押题卷数学(三)(已下线)数学(新高考卷02,新题型结构)(已下线)专题8 函数新定义问题(过关集训)(压轴题大全)
7 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c84496f87abcf6d9c51c25391d6f55d7.png)
,
,给出下列四个结论:
①函数
在区间
上单调递减;
②函数
的最大值是
;
③若关于
的方程
有且只有一个实数解,则
的最小值为
;
④若对于任意实数a,b,不等式
都成立,则
的取值范围是
.
其中所有正确结论的序号是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c84496f87abcf6d9c51c25391d6f55d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ba56d22e9f7803b5545f91e1e0c2a62.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccfdd3d02b54e997cbec983d80f6bafd.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
③若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c0008d46dc238d710a1efe7e2c17237.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
④若对于任意实数a,b,不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0dec45d8c4760288f233275bdfcae96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19094cbb9d60021934728b1d3daf8a9b.png)
其中所有正确结论的序号是
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8 . 给定奇数
,设
是
的数阵.
表示数阵第
行第
列的数,
且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de075cbe45f637a11f53685a018e340a.png)
.定义变换
为“将数阵中第
行和第
列的数都乘以
”,其中
.设
.将
经过
变换得到
,
经过
变换得到
,
,
经过
变换得到
.记数阵
中
的个数为
.
(1)当
时,设
,
,写出
,并求
;
(2)当
时,对给定的数阵
,证明:
是
的倍数;
(3)证明:对给定的数阵
,总存在
,使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bcfc48f9bc23cc43085bdb910e7a136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/767f5a4746f04db68386fac3970b1ed1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37a14c188b1c9d61aa237b137ba18023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7600d2cfbdc6146db96cc545706004f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604a3f7f0c00236993c4659ff12fd63c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de075cbe45f637a11f53685a018e340a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f4f7f26c112216d9a548b5ad082ea4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca81e328c01121c81869e7d304f01054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0393f387f255f7ade0e5c7bf1a8a9a0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39e524eaa9507cc5c8c81a0831d853ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8e7d8908eb361e60af9da39fc1b1ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d2c0b8dcec87c9655bbb1a37d9884e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08c9bcf77059762fc46fc437ca8b060c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84221a34d3afe2b194c604aa642aa922.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b003c008551d85cda4fe287d0742216.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd55ae46a41a37f90a3d745b9e8f879.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88d6bc8e1dc170db94a6caf502b9b187.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be604061cf1591f7069472269d4c9719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90c0d07535b2eca42f44b8109c6ccd11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbf9bc3b31e16bd645b864a346187f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d13fffd82b0a6b66580a17a6e0d2802.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae537905eee4d73c55298fa4280794b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84406a04370c0c0834550b1f22b49d50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
(3)证明:对给定的数阵
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356ec98b600ece41f3a6b4bc26a7d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/666a2f30e071ff37c5545baa18276fe7.png)
您最近一年使用:0次
名校
9 . 设x,y,z,w是复数,满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6298e26b27301466a7b71aee35fa5a93.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-04-06更新
|
2596次组卷
|
6卷引用:2018年清华大学自主招生暨领军计划数学试题
2018年清华大学自主招生暨领军计划数学试题(已下线)年1月普通高等学校招生全国统一考试适应性测试(九省联考)数学试题变式题6-102024届高三新高考改革数学适应性练习(一)(九省联考题型)(已下线)黄金卷01(2024新题型)(已下线)专题7 复数运算问题(每日一题)湖北省武汉市华中师范大学第一附属中学2022-2023学年高一下学期学业水平质量评价检测数学试题
10 . 已知函数
.
(1)当
时,求
的单调递增区间;
(2)设直线l为曲线
的切线,当
时,记直线l的斜率的最小值为
,求
的最小值;
(3)当
时,设
,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd8f2f805576e3cbaff4b1d0f8c9a503.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设直线l为曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a7bfd399a358e122c8add5530a8e67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1a0c9f001e9509422a9be2c198a88e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec74068a5a9efcdb7f7813f03db53a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
您最近一年使用:0次