Espressione dell' insieme Z

[chaty]

{[-2-(-2)^2-(-2)^3] *2^10} : (-2^3)^3 - [(-3)^3 *(-3)^11] : [(-3)^6]^2

[92kiaretta]

{[-2-(-2)^2-(-2)^3] *2^10} : (-2^3)^3 - [(-3)^3 *(-3)^11] : [(-3)^6]^2=
{[-2-4+8] *2^10}: (-2)^9-[(-3)^14]: (-3)^12 =
{2*2^10}: (-2)^9- (-3)^2 =
2^11: (-2)^9 -(-3)^2=
-4-9= -13

[chaty]

grazie mille :)