解题方法
1 . 如图所示,动物园要围成相同面积的长方形虎笼四间,一面可利用原有的墙,其它各面用钢筋网围成.
长网的材料,每间虎笼的长、宽各设计为多少时,可使每间虎笼面积最大?
(2)若使每间虎笼面积为
,则每间虎笼的长、宽各设计为多少时,可使围成四间虎笼的钢筋网总长最小?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f03c367201c385fcf9bdbf09d22b9e9d.png)
(2)若使每间虎笼面积为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ecd4c649e43aab78653a1adc890a508.png)
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2023-11-24更新
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3卷引用:河南省南阳市2021-2022学年高一上学期期中考试数学试题
2 . 计算下列各式的值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/137d3a2584863c0917fbaea7e3af1273.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb29d1f9c9cc3c2a39864ad2687b53fe.png)
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2023-11-22更新
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1906次组卷
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4卷引用:河南省南阳市华龙高级中学2023-2024学年高一上学期12月月考数学试题
3 . 已知函数
.
(1)已知
,求实数m的值;
(2)当
时,求
在区间
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96da2583fffb11188607942efb28c05.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a941462f416d4b02666da66529044466.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30a5498bb0236a2bb04ae38329b408.png)
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2023-11-21更新
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794次组卷
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2卷引用:河南省南阳市华龙高级中学2023-2024学年高一上学期12月月考数学试题
4 . 已知集合
.
(1)若
,求
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbcfc3cc18243dd97596e95242b21a5b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
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解题方法
5 . 已知集合
,
.
(1)若
,求
;
(2)若
,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3f180c2ec5d81422ad736c66286e8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73c18c55b7326d68fb131a20cf20fae4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3e3600b1f6d24d2eedaef253c45edb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
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解题方法
6 . 已知集合
.
(1)若
,求集合B;
(2)若
,求a的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6383bc640e9d22d3fd758bea9cf83aee.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35a2410ce34b36954ed4923e600d42f5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20f30409b155fc4e6841eb8caeb7fcbf.png)
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7 . 计算
(1)设全集U={1,2,3,4,5,6,7},A={2,4,6},B={2,3,6,7},求
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5207a956f783588ad0f1df179de2dc46.png)
(2)设集合A={0,2,4,6},![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715476727accc3c6b3c71f2f25c3aaad.png)
,
=
,求集合B
(1)设全集U={1,2,3,4,5,6,7},A={2,4,6},B={2,3,6,7},求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5207a956f783588ad0f1df179de2dc46.png)
(2)设集合A={0,2,4,6},
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715476727accc3c6b3c71f2f25c3aaad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a6dd2edd4219413a3aa28c53d2aa17d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7817b055b567e64ea8914a5d6e9b45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5430070e806d8b7c12433461739a6a1b.png)
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解题方法
8 . 已知函数
是定义在R上的奇函数,当
时,
.
(1)求a的值;
(2)求
在R上的解析式;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad2ff7d8e9bf01f515ed3332de69a79.png)
(1)求a的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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解题方法
9 . 已知非空集合
,
,全集
.若“
”是“
”的必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d79ebd83a5e4011f98ee8209ba6953b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6339659081ae1b9ca58aa9d3f6bcf63e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
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解题方法
10 . 已知全集为R,集合
,
.
(1)求
;
(2)求
;
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bfba407a6d4095917dae94f8368cfb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98a90b7251dd6a44c0d8046938e4d6f8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cbf05bacdf2f09a470155a9cd21a02a.png)
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