(x-y)²×(x-y)³×(y-x)²×(y-x)³

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 01:48:19

(x-y)²×(x-y)³×(y-x)²×(y-x)³
(x-y)²×(x-y)³×(y-x)²×(y-x)³

(x-y)²×(x-y)³×(y-x)²×(y-x)³
(x-y)²×(x-y)³×(y-x)²×(y-x)³
=-(x-y)²×(x-y)³×(x-y)²×(x-y)³
=-(x-y)的10次方