分解因式:-3ax-6axy-3ay,
问题描述:
分解因式:-3ax-6axy-3ay,
答
-3ax-6axy-3ay=-3a(x+2xy+y)=-3a(x+y)
答
:-3ax-6axy-3ay =-3a(x +2xy+y) = -3a(x+y)