(x-y)³×(x-y)²×(y-x)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 17:47:22
(x-y)³×(x-y)²×(y-x)(x-y)³×(x-y)²×(y-x)(x-y)³×(x-y)²×(y-x)(x-y)³×(
(x-y)³×(x-y)²×(y-x)
(x-y)³×(x-y)²×(y-x)
(x-y)³×(x-y)²×(y-x)
(x-y)³×(x-y)²×(y-x)
=(x-y)³×(x-y)²×[-(x-y)]
=-(x-y)^(3+2+1)
=-(x-y)^6