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解题方法
1 . 已知定义域为
的函数
满足:①对任意
,
恒成立;②若
则
.以下选项表述不正确 的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e64541d7f445079207b6f671adc7d662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0b8e9b3f07d91da4d256d18df240fe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a11a069688e4c797fcf527eab15afa82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27f23544b67f1141b504123f94c1dedb.png)
A.![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.函数![]() |
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2023-01-12更新
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5卷引用:上海市浦东新区2022-2023学年高一上学期期末数学试题
上海市浦东新区2022-2023学年高一上学期期末数学试题上海市吴淞中学2022-2023学年高一上学期期末数学试题上海市罗店中学2022-2023学年高一下学期3月月考数学试题(已下线)模块四 专题2 题型突破篇 小题进阶提升练(1)(已下线)期末真题必刷易错60题(28个考点专练)-【满分全攻略】(人教A版2019必修第一册)
名校
2 . 已知定义域为
的函数
满足:①对
,恒有
;②当
时,
.
(1)求
的值;
(2)求出当
,
时的函数解析式;
(3)求出方程
在
中所有解的和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fffe896777dc4f9aebb0e6b11ed3ed37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3b8e9bb1e11d02cc2190a6e5ede4293.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b96c2c79f7d0a248ed590a0bce7eb8bd.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166a53e132781c63d215c6c2cee3d306.png)
(2)求出当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/538190cf2a2e6f248188ae111a162ee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf910f82c3094b267a3d481d23d829f.png)
(3)求出方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf81798e77ead893922361d5e1d4548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc5cf57d2484a1293cfd296a5ae2da1e.png)
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3 . 设
是定义在
上的函数,且对于任意的整数
,满足
,
,则
的值为.___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2077e5032491293f8181c4fc3bcf360a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca52abf05ace24221c5b330b9250297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b869b4a4954ee2a57328a5ef3c3cf122.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fb6f418db5b837ff06c9e0983a621.png)
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2022-09-07更新
|
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2卷引用:上海市实验学校2022-2023学年高二上学期开学考数学试题
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4 . 已知
为定义在
上的增函数,且任意
,均有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4138e3a956d50c217cdd4799ff1edd.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d247e7cf1e39ccef7c98fcf4442dc8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4138e3a956d50c217cdd4799ff1edd.png)
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5 . 对于实数a,
,函数
在区间
上的最大值记为
,
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19339e3904e9541ff26b30ae5f1242b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a654e18c9fa46c15b84d1bfc7e636dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d6bb01f1044358cc5fee441bc62489.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d6bb01f1044358cc5fee441bc62489.png)
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解题方法
6 . 对于定义域为R的函数
,部分
与
的对应关系如表:
![](https://img.xkw.com/dksih/QBM/2020/5/9/2459073485799424/2461415147413504/STEM/1c00d3f730464fc383df57208b11693b.png?resizew=554)
(1)求
:
(2)数列
满足
,且对任意
,点
都在函数
的图象上,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d9cec7702a95b5f3378a37d3609da02.png)
(3)若
,其中
,求此函数的解析式,并求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://img.xkw.com/dksih/QBM/2020/5/9/2459073485799424/2461415147413504/STEM/1c00d3f730464fc383df57208b11693b.png?resizew=554)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6f47f38e17214e09803e8c12dac0e83.png)
(2)数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0736457346c11dd6f458418a4f747ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/302b13a66072fb0e9bc6eb06a2bef202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d9cec7702a95b5f3378a37d3609da02.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de1ec6a7d80a53277f35f247ac31db65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d57e3db14035c9fce38966f61e55971.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec4e5c9a2fbb080717f02ce7539df2f.png)
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2020-05-13更新
|
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15卷引用:上海市实验学校2022届高三冲刺模拟卷5数学试题
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