问题:
分解因式:
(1)(a-b)²+4ab (2) 4xy²-4x²y-y³
分解因式:
(1)(a-b)²+4ab (2) 4xy²-4x²y-y³
(1)(a-b)²+4ab (2) 4xy²-4x²y-y³
参考答案: