Question

Calcule x⁶ + 2x³y³ + y⁶ sobre x⁶ - y⁶

Answer 1

$\boxed{\frac{ x^6 + 2x^3y^3 + y^6}{x^6 - y^6}=\frac{(x+y) (x^2-x y+y^2)}{(x-y) (x^2+x y+y^2)}=\frac{x^3+y^3}{x^3-y^3}}$