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数学幂函数的大小怎样比较
更新时间: 2020-09-23 00:00:00  

1、底数相同且都大于一的幂函数,比较指数,指数越大幂函数越大;

2、底数相同且大于零小于一的幂函数,比较指数,指数越大幂函数越小;

3、指数相同且大于零,比较底数,底数越大幂函数越大;

4、当指数和底数都不同时,则把两者都和中间值“1”比较。

关键词: 数学 函数 大小 怎样 比较

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