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3x×3x等于多少
更新时间: 2021-04-28 06:09:32  

1、3x×3x =(3x)2 =32x2 =9x2。

2、乘法(multiplication),是指将相同的数加起来的快捷方式。其运算结果称为积,“x”是乘号。从哲学角度解析,乘法是加法的量变导致的质变结果。

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