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m²+mn+ ( )=( )²

分类: 作业答案 • 2021-12-28 17:29:40

问题描述：

m²+mn+ ( )=( )²
m²+mn+ ( )=( )²

答

m²+mn+ (n^2/4 )=( m+n/2)²

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m²+mn+ ( )=( )²

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