名校
1 . 已知
,函数
,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e6404cd8d3bb839cccf6e4176c8fb9a.png)
A.![]() |
B.若![]() ![]() ![]() ![]() |
C.若函数![]() ![]() ![]() |
D.若![]() ![]() ![]() |
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名校
2 . 已知空间三点
,则
在
上的投影向量坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a87b4fe2729a934405c675865998913.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5f1b06a56fc382feed28e01f1ad102.png)
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2024-04-10更新
|
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2卷引用:湖南省张家界市民族中学2023-2024学年高二下学期入学考试数学试题
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解题方法
3 . 已知
,
.
(1)若
,求
与
的夹角;
(2)若
与
的夹角为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a1fbde1de351bce74ea7736f16340a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c734983e908fc8671cbf554aafe73aa.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e26536a0ce0954feca62f661dbf2664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82cee75366046d8b13d19f2e0ed7fccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4336e15cd9b12893426bbf7bba3a2353.png)
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2024-04-07更新
|
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3卷引用:湖南省岳阳市岳阳县第一中学2023-2024学年高二下学期开学数学试题
名校
解题方法
4 . 已知
为常数,函数
.
(1)当
时,求关于
的不等式
的解集;
(2)当
时,若函数
在
上存在零点,求实数
的取值范围;
(3)对于给定的
,且
,证明:关于
的方程
在区间
内有一个实数根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11fe72001cc55e5c4c5d96f641aabb42.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d0700dce7edc5ec1981b0483eef1b6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7eca46642891f6b8e3e30edd9b37dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f48e1c656aace41360467f254e359d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(3)对于给定的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5223ece2f8f76850c49e2505304532.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a78288f56f67c4f126209f9d2ee76a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a95496c9d918148f5d86a6d48a136b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f803a468e5d66004e57372a5bf2c5e1b.png)
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名校
解题方法
5 . 已知函数
,恰好存在4个不同的正数
,使得
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/886872b35c846093733791cddd655e71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4eb15eed20f8ff012cf6bf1cadca50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/893906a2d8e8d47e40e7a29f05dfc44b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-04-05更新
|
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3卷引用:湖南省岳阳市湘阴县知源高级中学等多校2023-2024学年高二下学期入学考试数学试题
湖南省岳阳市湘阴县知源高级中学等多校2023-2024学年高二下学期入学考试数学试题福建省宁德市古田县第一中学2023-2024学年高二下学期第一次月考数学试卷(已下线)第二章 导数及其应用(单元综合检测卷)-2023-2024学年高二数学同步精品课堂(北师大版2019选择性必修第二册)
6 . 如图,四棱柱
的底面
是正方形,
,
且
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/9/f0b6c12c-5004-4501-9ac6-8d8e0d541b09.png?resizew=169)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d927585a17c2e98ef7d5a9589a26ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce64c7cf095a20894e9ddd0d95992a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63bc887cc71a3a91c1b2070d953b82b4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/9/f0b6c12c-5004-4501-9ac6-8d8e0d541b09.png?resizew=169)
A.4 | B.0 | C.![]() | D.![]() |
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7 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098383b3aed7444c62a2a4561fdf9956.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.将函数![]() ![]() |
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名校
8 . 已知
.
(1)若
(
为坐标原点),求
与
的夹角;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30e1a313feb36fcdcb02a5103a7ad533.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe4bcd4a8f430bed672d424a0c35bd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8337706c550bc095d7a2bd872221a1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf52bc1c5ed7b184e96db786b402c53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3482a6857cc6acc75cd9a89f3580fabf.png)
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2024-04-04更新
|
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9 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5022784b5bfb43552f6e827845772940.png)
A.函数![]() |
B.曲线![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
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2024-04-03更新
|
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名校
解题方法
10 . 若函数
对定义域内的每一个值
,在其定义域内都存在唯一的
,使
成立,则称该函数为“依赖函数”.
(1)判断函数
是否为“依赖函数”,并说明理由;
(2)已知函数
在定义域
上为“依赖函数”,若存在实数
,使得对任意的
,不等式
都成立,求实数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.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/c13ca0f27aa97d8d1bec1f6879f460d6.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4351bd617a7516709fbfdf31dc993c7.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b3cc08473fd879e63795139f628efa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdae0482d51063c22282f2e49332526.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc53c366cc45062f75b446f5e0420d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf039c46a25e331446c6ee1e9af3c82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b91b18127b51a93a54db0e96390bbf3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
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