(x²+2xy+y²)(x²+xy+y²)²化简
问题描述:
(x²+2xy+y²)(x²+xy+y²)²化简
答
(x²+2xy+y²)(x²+xy+y²)²
=(x+y)²(x²+xy+y²)²
=(x^3+y^3)²