化简 x-y+(2y²)/(x+y)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/08 22:47:25
化简 x-y+(2y²)/(x+y)
x){3 J{:*Ք -r++,"}omPPHS,V̇(ШjC%5yv FL

化简 x-y+(2y²)/(x+y)
化简 x-y+(2y²)/(x+y)

化简 x-y+(2y²)/(x+y)
=[(x-y)(x+y)+2y²]/(x+y)
=(x²+y²)/(x+y)