(x+y)的平方+2x+2y因式分解。急求!!!!!

2025-02-27 03:59:37
推荐回答(3个)
回答1:

(x+Y)(x+y+2)

回答2:

(x+y)²+2x+2y
=(x+y)²+2(x+y)
=(x+y+2)(x+y)

回答3:

(x+y+2)(x+y)