名校
1 . 已知函数
的图象如图所示,无理数
.
![](https://img.xkw.com/dksih/QBM/2022/4/29/2968697529106432/2970679662092288/STEM/60b2aaf4-8500-43f1-8d4a-afb850906aa0.png?resizew=152)
(1)求
的解析式并解不等式
;
(2)证明:函数
在定义域内有唯—零点
,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b460f80f14d11033695ec14d4d9bac7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d5bbb3b61a210d1b370f0ddfd21e90.png)
![](https://img.xkw.com/dksih/QBM/2022/4/29/2968697529106432/2970679662092288/STEM/60b2aaf4-8500-43f1-8d4a-afb850906aa0.png?resizew=152)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81ed7f6a4475e0fa682fa81ee747da3.png)
(2)证明:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7794c66472b0095e0424ba6762e12ced.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d78b94688efed1b5ffc54b4928bdeb.png)
您最近一年使用:0次
2022-05-02更新
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146次组卷
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2卷引用:湖北省六校新高考联盟2021-2022学年高一下学期4月联考数学试题