Question

SCRIETI ELEMENTELE MULTIMILOR {A=x| x ∈ Z -1 ≤ x < 4 }. B={x| x ∈ Z -3 ≤ x ≤ 1} calculati A∩B ,A∪B,A-B,B-A
DAU COROANA

Answer 1

A={-1,0,1,2,3} 
B={-3.-2,-1,0,1}
A∩B={-1,0,1}
A∪B={-3,-2,-1,0,1,2,3}
A-B={2,3}
B-A={-3,-2}