y-x分之x²-2xy+y²= (分式)
来源:学生作业学帮网 编辑:学帮网 时间:2024/06/06 07:17:07
y-x分之x²-2xy+y²= (分式)
y-x分之x²-2xy+y²
=(y-x)²/(y-x)
=y-x
如追加其它问题,采纳本题后点击想我求助,
等于y-x
没错
y-x分之x²-2xy+y²=(x-y)^2/(y-x)=|y-x|
(x²-2xy+y²)/(y-x)
=(x-y)²/(y-x)
=-(x-y)²/(x-y)
=-(x-y)
=-x+y
收录互联网各类作业题目,免费共享学生作业习题
慧海网手机作业共收录了 千万级 学生作业题目
来源:学生作业学帮网 编辑:学帮网 时间:2024/06/06 07:17:07
y-x分之x²-2xy+y²= (分式)
y-x分之x²-2xy+y²
=(y-x)²/(y-x)
=y-x
如追加其它问题,采纳本题后点击想我求助,
等于y-x
没错
y-x分之x²-2xy+y²=(x-y)^2/(y-x)=|y-x|
(x²-2xy+y²)/(y-x)
=(x-y)²/(y-x)
=-(x-y)²/(x-y)
=-(x-y)
=-x+y