Question

 A={x|x apartine Z,|x|<4} si B={x|x apartine Z,-2 < x<5} completati:
a=
b=
A reuniune B=
A intersectie B=
a-b=
b-a=

Answer 1

A={-3,-2,-1,0,1,2,3}
B={-1,0,1,2,3,4}
Areunit cu B={-4,-3,-2,-1,0,1,2,3,4}

AIntersectatB={-1,0,1,2,3}
A-B={-3,-2}
B-A={4}