sper ca ma puteti ajuta si la asta

A={-5, -2, -1, 0, 2, 3, 4, 7}
B={-4, -1, 0, 3}
AUB={-5, -4, -2, -1, 0, 2, 3, 4, 7}
A∩B={-1, 0, 3}
A\B={-5,-2,2,4,7}
B\A={-4}