分解因式;(x+5y)^2+(2x+10y)(3x-y)+(3x-y)^2
问题描述:
分解因式;(x+5y)^2+(2x+10y)(3x-y)+(3x-y)^2
答
(x+5y)^2+(2x+10y)(3x-y)+(3x-y)^2
=(x+5y)^2+2(x+5y)(3x-y)+(3x-y)^2
=(x+5y+3x-y)^2
=16(x+y)^2
肯定对