名校
1 . 若函数
是
上的单调函数,且对任意实数
,都有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb173b08513d9db03302f06390420629.png)
________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f64e8228dca2979d83db94058c6ad5b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb173b08513d9db03302f06390420629.png)
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2019-10-23更新
|
523次组卷
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3卷引用:上海市南模中学2019-2020学年高三上学期10月月考数学试题
名校
2 . “
”是“函数
在区间
内单调递增”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb5f421939ee855f25927e7570d82c71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/557f87087cf9bcafbc480f791307a0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
A.必要非充分条件 | B.充分非必要条件 |
C.充要条件 | D.既非充分也非必要条件 |
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名校
3 . 设函数
的单调减区间是
,则实数
的值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55237d3902e1656020281cda117549ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f545a87bd651b061768225748b78c82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2019-12-11更新
|
192次组卷
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2卷引用:上海市奉贤中学2018-2019学年高一上学期12月月考数学试题
名校
4 . 已知
且
,设函数
的最大值为1,则实数
的取值范围是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9639fe0b74d25761a8588f0b992113d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2019-08-17更新
|
558次组卷
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4卷引用:上海市育才中学2018-2019学年高三下学期三模数学试卷
名校
5 . 函数
,对任意
,
恒成立,则实数a的取值范围是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ba2b3ff7fc8bc3efd344a8b63024a48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5707e4c17e829ecb0829f09cea8b593.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/717a1efcded39ade5c5e98eeb21013e4.png)
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6 . 若函数
满足:对于任意的
,
都可成为某一三角形的三边长,则称
为“可构造三角形函数”,已知函数
是“可构造三角形函数”,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c0e9d1ad9561d693958756ee8398218.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/699d32dbd2b31b313ae7154c9a072775.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63856c383a4879e6649319ca67668a1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2019-12-05更新
|
187次组卷
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4卷引用:上海市罗店中学2018-2019学年高三上学期期中数学试题
名校
7 . 已知函数
,其中常数
.
(1)当
时,
的最小值;
(2)当
时,是否存在实数
,使得不等式
对任意
恒成立?若存在,求出所有满足条件的
的值,若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5394663cf16458840af24207f7b272eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/283b30e7ef41d124173c39c558d05271.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a997641882c914d4a504e0c0715c5a7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b702f26010336c8ca072a83517f8e4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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8 . 函数
在R上单调递增,设
若
则
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8fe81d7b71a4fee967de067fa7d73dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33cf59e6646912c0f6a4dfc4b50309c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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9 . 函数
在
上是增函数,则实数
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25952754f8265455e9382ce1116cc779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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10 . 已知函数
,
,
,对任意
都有
,且
是增函数,则用列举法表示函数
的值域是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92f86b5229962cfb075d4068555afd5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/145196cd7cfa39ebc7504e95450eee69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e39d9adf3022243ea2290e010a493d6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8296abd12e85b7eccd1090e8852c93a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2019-11-09更新
|
336次组卷
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4卷引用:上海市控江中学2018-2019学年高三上学期开学考试数学试题