(x-y)³(y-x)(y-x)²+(x-y)^6

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 17:38:00

(x-y)³(y-x)(y-x)²+(x-y)^6
(x-y)³(y-x)(y-x)²+(x-y)^6

(x-y)³(y-x)(y-x)²+(x-y)^6
(x-y)³(y-x)(y-x)²+(x-y)^6
=-(x-y)^6+(x-y)^6
=0