【题目】分解因式:x2y﹣y3=


参考答案:

【答案】y(x+y)(x﹣y)
【解析】解:x2y﹣y3

=y(x2﹣y2

=y(x+y)(x﹣y).

所以答案是:y(x+y)(x﹣y).

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