解题方法
1 . 已知函数
是偶函数.
(1)求实数
的值;
(2)若存在
,使得
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5843baa8ca13d48e5c80bb9dc8acfad.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89ec30d37a863869c65381d61317e5b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
2 . 设函数
且
.
(1)若
,解不等式
;
(2)若
在
上的最大值与最小值之差为1,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7c2b3329b1aed07e6bb17436dea5d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f89cb7e17817000376139e367f4a2e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d9673a2a09feadf0172b1cfe54be7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-02-17更新
|
347次组卷
|
3卷引用:云南省昆明市西山区2023-2024学年高一上学期期末考试数学试卷
解题方法
3 . 已知
,函数
,
.
(1)若
,求不等式
的解集;
(2)求不等式
的解集;
(3)
,不等式
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c2b0201b18fbbb50134b9ff82ea3a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d88ea6cecc9808b853044e6d76884da.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbed2a8ef0c8d7fe01d5f56d61704cba.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa2d8a9433fdf12e45c6056c4c464962.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/191e3c845e90f229f3c992aff85b92db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4acda6b6464db27e1ec18a1522406d2.png)
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4 . 已知全集
,集合
.
(1)若
,求
;
(2)若“
”是“
”的充分条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ccaf2fb1174d9314c3e9b07846059c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e4ca3312539caaddec5f496111f6e4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
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5 . 已知函数
.
(1)判断并证明函数
的奇偶性;
(2)判断函数
在定义域上的单调性,并用单调性的定义证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66762b46532b9c7224ce11eb3265f60.png)
(1)判断并证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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6 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d82a8a3968ec0509bf3c338a939fb07.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/fa614b5d-38d8-419e-b9bc-3c58f1ef717a.png?resizew=173)
(1)完成下列表格,并在坐标系中描点画出函数
的简图;
(2)根据(1)的结果,若
(
),试猜想
的值,并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d82a8a3968ec0509bf3c338a939fb07.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/fa614b5d-38d8-419e-b9bc-3c58f1ef717a.png?resizew=173)
(1)完成下列表格,并在坐标系中描点画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d82a8a3968ec0509bf3c338a939fb07.png)
(2)根据(1)的结果,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abf7c745cd02f4620a175cf00ec85e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ceddc345bfa05b7c0c61ec02470188a.png)
1 | 2 | 4 | |||
您最近一年使用:0次
名校
7 . 已知函数
.
(1)若
,求
在
上的值域;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e32ed676196712c34bab7b3c62a54170.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8421f111b3e4bacc18ec9b56a6500d99.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d752d8db8a05b3ec7312f6ac8b64a07.png)
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解题方法
8 . 已知集合
.
(1)求
和
;
(2)定义
且
,求
和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd7b00cf9d6dd324cc4f6ccb21eccfbe.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)定义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751cd05d0c253696315b90ab3a014b27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09bb7c317f907cd7fda5ae49b24f2d41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06430886275f5ad62bcda62fce691e99.png)
您最近一年使用:0次
解题方法
9 . 某科研团队在某地区种植一定面积的藤蔓植物进行研究,发现其蔓延速度越来越快. 已知经过
个月其覆盖面积为
,经过
个月其覆盖面积为
.现该植物覆盖面积
(单位:
)与经过时间
个月的关系有函数模型
与
可供选择.(参考数据:
,
,
,
.)
(1)试判断哪个函数模型更合适,并求出该模型的解析式;
(2)求至少经过几个月该藤蔓植物的覆盖面积能超过原先种植面积的
倍.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f4ccf6fa23b8d07804088aa6e8fac83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3357b574593144ca8b9430b10feaf6ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c901bcdfa58f0c68ad0161b0bab269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c4461b7efaeb03c5d7ff4fab3457f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0774dec9be23307558068633859651.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe2bce637c54faca9ef162ed983dec68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c894b7d6baa55c80c64e74748dad898.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460317e7c26f95b9b29cfe1a89b796d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82f4d8318aba2dd01bfdc4c6b77c6121.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab1cb23df1e01a5120207dbfb4ae6c9.png)
(1)试判断哪个函数模型更合适,并求出该模型的解析式;
(2)求至少经过几个月该藤蔓植物的覆盖面积能超过原先种植面积的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b184c94e38f1e5dbe750b2168c2a37.png)
您最近一年使用:0次
解题方法
10 . 已知函数
.
(1)解不等式
;
(2)设
,
,若对任意的
,存在
,使得
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/225b3f5420702ef138a240e4be339906.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68d0097ee60601a255cea0995936c1d0.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e111595ac59e1fb558b6a465a02829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a2465934136ed4b8f64525875cf4d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bb0e58e4624e55e4c5b880b84652220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f679ba64842ccb47875bca7f66ca1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1174426520dc1b3bbc366bca4deaa664.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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