Question

Выполните умножение: а) (x-y)(x+y)(x^4+x^2•y^2+y^4)

Answer 1

(x - y)(x + y)(x⁴ + x²y² + y⁴) = (x² - y²)[(x²)² + x²y² + (y²)²] = (x²)³ - (y²)³ =
= x⁶ - y⁶