(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,

(x⁴+y⁴)-(2x²y²)²
=(x²-y²)²
=(x-y)²(x+y)²