名校
解题方法
1 . 已知函数
.
(1)当
时,求
的最值;
(2)当
时,关于
的不等式
有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7b28b21dbae9edb360ea96c1edb96e6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691c1fc50ea793ea08748cb75bae70e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e74fc7479e44217bfa27dbd75992b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf755154fdddb396e7ed1a2352f1911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
2 . 如图,弧AEC是半径为
的半圆,AC为直径,点
为弧AC的中点,点
和点
为线段AD的三等分点,平面AEC外一点
满足
平面
.
;
(2)求点
到平面FED的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7b5a90e556da12d63b7f481bd8e874c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee332f9a2d473022aeb62e79cd8af705.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36fe5c17d533c3bd30d6c32cbe94815c.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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3 . 已知定义在
上的函数
满足
,且
,则
的解集是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd50020c0e3198d4a6b2d26a413b1b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/320007516b69b7d81bd4d71f263de295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e181cdd42105f02e1a4446054ae65d34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/822ed8d9514c630ef1ae7b6221860850.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-05更新
|
977次组卷
|
2卷引用:甘肃省兰州第一中学2023-2024学年高二下学期4月期中数学试题
名校
4 . 已知函数
,其中
,且函数
的最大值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92be82894508d5fd942f8933e736b728.png)
(1)求实数
的值;
(2)若函数
有两个零点,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809d649d9ccf56f3b399057e9268d0bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92be82894508d5fd942f8933e736b728.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce4cd9ecca0f02b5fad798c61ed9f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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2024-06-03更新
|
784次组卷
|
4卷引用:甘肃省兰州市第二中学志果班2023-2024学年高二下学期期中考试数学试题
甘肃省兰州市第二中学志果班2023-2024学年高二下学期期中考试数学试题海南省海口市农垦中学2023-2024学年高二下学期期中考试数学试题(已下线)5.3.2函数的极值与最大(小)值(3)(已下线)5.3.2函数的极值与最大(小)值(2)
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5 . 已知函数
的图象与
轴相切,则实数
的所有可能的值之和为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c51cd1b9115760f74c60865fa64777f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.1 | B.2 | C.3 | D.6 |
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解题方法
6 . 若不等式
(其中
)的解集中恰有一个整数,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/245ad3cdbf4c9e7061fe464e9cd795f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d217c7b12e12e5fb67472452518859ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-05-31更新
|
415次组卷
|
2卷引用:甘肃省兰州第一中学2023-2024学年高二下学期4月期中数学试题
名校
解题方法
7 . 设
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72f1e27279771126076eee1fa6726ae.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dca3809cf7d3557f9f5bc549f261aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f72f1e27279771126076eee1fa6726ae.png)
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2024-05-30更新
|
877次组卷
|
2卷引用:甘肃省兰州第一中学2023-2024学年高二下学期4月期中数学试题
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8 . 已知空间直角坐标系中的三点
,
,
.
(1)若
,且
,求向量
的坐标;
(2)已知向量
与
互相垂直,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5e428213f946350934bc876fba5514.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daca2df16b221585c93109fd17bc1b5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b92ecb2412db3b9143c500555c2a0ceb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1a1fa7538549bf04c02a09ead1745ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2948a7c39b1fbcc70cd94a636a825793.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
(2)已知向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/215ec17116710e7927ad75ccd88c4e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5f1b06a56fc382feed28e01f1ad102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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解题方法
9 . 如图所示,平行六面体
中,
.
表示向量
,并求
;
(2)求直线
与直线
所成角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/083e5ad385e6a0801801073f1cafadb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d68873c59a21b0cd408cdf2b47d51096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccec46f7c4da972fef6e940158628242.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c33e3af60b6aa94f39bbd04470d2e404.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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10 . 已知函数
,设
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2956ff828b10b12656be61c6d47d7b48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5705f129b3f04e8810f607b637547068.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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