11-12高一上·四川攀枝花·阶段练习
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a9652e5aa3b166ad07ff691b581c86.png)
(1)若
为奇函数,且
,求
的解析式;
(2)当
时,若
恒成立,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a9652e5aa3b166ad07ff691b581c86.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed670b1f668778c6243f3f7470ee7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85eb74dfeaa42829b8b34b666e885be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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11-12高一上·四川攀枝花·阶段练习
名校
2 . 已知
是定义在
上的函数,当
时,
且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd522b593f298eefe8bcdee91eaa16f.png)
(1)求
的值;
(2)证明:
在
上为增函数;
(3)若
,求满足不等式
的
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd522b593f298eefe8bcdee91eaa16f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce6155e181e21ce56ea658b70f8af17.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6777ed85586d16f88241c238662ec32b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c9533e16e5ed74e1d73b0a0095ea37d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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