分解因式:(1)2(x+y)2-2(x+y);(2)x4-16y4

分解因式:(1)2(x+y)2-2(x+y);(2)x4-16y4.
2024-11-22 10:17:01
推荐回答(1个)
回答1:

(1)2(x+y)2-2(x+y)=2(x+y)(x+y-1);

(2)x4-16y4=(x2+4y2)(x2-4y2)=(x2+4y2)(x+2y)(x-2y).