Question

Efectuati
(-4,4) U (-6,0)
(-3,5] U [-1,3)
[-4,3) U invers Z
[-3,5] U invers [-1,7)
[-5,0) \ {-5}
[-7,2) \ (-7,0)

Answer 1

(-6,4)
(-3,5]
{-4-3-2-1-0 1 2 3}
[-3,7)
{-4-3-2-1,0}
{-6-5-4-3-2-1-1,2}