(x-y)²/(x²-y²)约分要过程

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/06 11:09:28
(x-y)²/(x²-y²)约分要过程(x-y)²/(x²-y²)约分要过程(x-y)²/(x²-y²)约分要

(x-y)²/(x²-y²)约分要过程
(x-y)²/(x²-y²)约分要过程

(x-y)²/(x²-y²)约分要过程
(x-y)²/(x²-y²)
=(x-y)²/(x+y)(x-y)
=(x-y)/(x+y)