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1的倒数是多少

更新时间: 2020-09-21 00:00:00     

1的倒数是1,0没有倒数,其余实数的倒数是1除以它们自己;

倒数在数学上是指与某数相乘的积为1的数,记为1比X或X,除了0以外的复数都存在倒数,只有0没有倒数,要求一个数的倒数,只需将其以1除,便可得到倒数;

倒数是本身的数是1和负1,正数的倒数是正数,负数的倒数是负数。

关键词: 倒数 多少

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