1 . 若数集
的子集满足:至少含有2个元素,且任意两个元素之差的绝对值大于1,则称该子集为数集
的超子集.已知集合,记
,记
的超子集的个数为
,当
的超子集个数为221个时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f28611f423195f2afe782c91c4dcd14f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3cfeacc29e6a61c5b3b4e439c0a91df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
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2 . 已知函数
.
与
轴、直线
,
所围成的图形的面积.
(2)求曲线
与直线
,
及
轴所围成的曲边梯形绕
轴旋转一周所得旋转体的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc20c046e42d9972fa23663ce61dc4e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(2)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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解题方法
3 . 函数
(
为自然对数的底数),则函数
的极值点为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb35baa6699789980bfffab1fb177259.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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4 . 已知函数
定义域为
,且在该区间上连续,在
上函数
有唯一的极大值
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce6155e181e21ce56ea658b70f8af17.png)
A.函数![]() ![]() |
B.函数![]() ![]() |
C.函数![]() ![]() |
D.函数![]() |
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5 . 若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f952aaea9cf78b3f60e58f4fac91e247.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdb57958d1bde3aec4a446f519e5008.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d971e248bd035650f7fc77adaea2ba1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca395f725853feea550038d3014eea1c.png)
A.1 | B.2 | C.![]() | D.![]() |
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7 . 已知函数
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d910f0d4edbd7c985c62213d4fce3561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2050ce742a030d9cc0c13fdcd6cb3923.png)
A.16 | B.![]() | C.![]() | D.![]() |
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8 . 如图,在四面体OABC中,
,点
在线段OA上,且
为BC中点,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddc5343d0ed7b449971c7ba787a621fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af6f30c1f82e808ff5c9374dffdab1ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a014dff8997c661055229de29c61cfc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 口袋里有大小相同的2个红球和3个黄球,现从中任取两个球,则取出的两个球都是红球的概率是_______
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10 . 两平行直线
和
之间的距离为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee080177fb5a1d6e4b969ee1c8290c5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05317dc974a2029540cea23df5c1b775.png)
A.![]() | B.2 | C.![]() | D.3 |
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2024-06-08更新
|
156次组卷
|
3卷引用:广东省湛江第一中学2023-2024学年高二上学期第二次大考数学试题