(x⁴+y⁴)-(2x²y²)²用因式分解的公式法解,
问题描述:
(x⁴+y⁴)-(2x²y²)²用因式分解的公式法解,
答
(x⁴+y⁴)-(2x²y²)²
=(x²-y²)²
=(x-y)²(x+y)²