(2X+Y)^2-(X+2Y)^2 因式分解?

2025-01-03 09:00:05
推荐回答(2个)
回答1:

(2X+Y+X+2Y)×(2X+Y-X-2Y)=(3x+3y)×(x-y)

回答2:

=(X-Y)^2