4x²y²-(x²+y²)²因式分解
问题描述:
4x²y²-(x²+y²)²因式分解
答
4x²y²-(x²+y²)²=(2xy)²-(x²+y²)²=(2xy+x²+y²)(2xy-x²-y²)=-(x+y)²(x-y)².
4x²y²-(x²+y²)²因式分解
4x²y²-(x²+y²)²=(2xy)²-(x²+y²)²=(2xy+x²+y²)(2xy-x²-y²)=-(x+y)²(x-y)².