20xy3的知识精选

因式分解:5x3y﹣20xy3                                  
问题详情:因式分解:5x3y﹣20xy3                                  【回答】5x3y﹣20xy3,=5xy(x2﹣4y2)=5xy(x+2y)(x﹣2y)知识点:因式分解题型:计算题...
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