x^/y-x-y^/y-x化简.

来源：学生作业帮助网编辑：六六作业网时间：2024/12/21 23:35:13

x^/y-x-y^/y-x化简.x^/y-x-y^/y-x化简.x^/y-x-y^/y-x化简.原式=(x²-y²)/(y-x)=(x+y)(x-y)/[-(x-y)]=-(x+y

x^/y-x-y^/y-x化简.
x^/y-x-y^/y-x化简.

x^/y-x-y^/y-x化简.
原式
=(x²-y²)/(y-x)
=(x+y)(x-y)/[-(x-y)]
=-(x+y)
=-x-y

亲，能把题目拍下来吗