[ベスト] (x^(2)+y^(2)-1)^(3)-x^(2)y^(3)=0 283221

Expand the expression in the equation $$3 \left(x y\right) \left(3 y^{2} \left(2 x y\right) \left(x^{2} x y\right)\right) = 0$$ We get the quadratic equation