函数f(x)=ln(x-5)的定义域为（）。 -题库考试答案搜索网

函数f(x)=ln(x-5)的定义域为（）。

单选题

2021-07-17 23:36

A、x>5
B、x<5
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160606/1465187475645037436_blob.png" title="8204051190034143" alt="blob.png"/>
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160606/1465187521475095726_blob.png" title="18929931936612077" alt="blob.png"/>

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正确答案

A

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