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倒数的定义是什么意思
更新时间: 2021-01-08 02:18:36  

1、倒数(reciprocal / multiplicative inverse)是一个数学学科术语,拼音是dào shù。

2、它是指数学上设一个数x与其相乘的积为1的数,记为1/x,过程为“乘法逆”,除了0以外的数都存在倒数, 分子和分母相倒并且两个乘积是1的数互为倒数,0没有倒数。

关键词: 倒数 定义 什么 意思

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