名校
解题方法
1 . 已知函数
的定义域
,值域为
.
(1)下列哪个函数满足值域为
,且单调递增?(不必说明理由)
①
,②
.
(2)已知
函数
的值域
,试求出满足条件的函数
一个定义域
;
(3)若
,且对任意的
,有
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)下列哪个函数满足值域为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45bcd8f6ede8cc2513ad41402f40086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfb2ae610a43ab55efc78afdeae0ae1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93c16744b2dd2c118d411963061f1ff2.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e82a07911aaaf74a733ac738182038.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbc6154e907985a8b60e2277bc74f0a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67e73d2de9d75a709bfcaa72495fb41d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbc6154e907985a8b60e2277bc74f0a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e51e65e8a2e1ddcfcfd7122f0679778.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dcbca3478eae63853d2aab5332e2e56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae2595ddfdbb5222a99bec0b29cef972.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0c6f119137e1b6760d55956d99d963.png)
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2019-04-19更新
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661次组卷
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2卷引用:上海市浦东新区2019届高三下学期期中教学质量检测(二模)数学试题