Question

14. Aflați mulțimile A şi B, dacă:
a) AU B = {3, 4, 5), An B = {3,5), B\A=Ø;
b) AU B = {a,b,c}, An B={a,b}, A\B = {c};
c) AU B = {3, 4, 5, 6, 7), AN B = {6, 7), A\B={3,4}.​

Answer 1

a) A= {3, 5, 4}
B= {3,5}
b) A={ a, b, c}
B= {a,b}
c) A= { 3,4, 6,7}
B= { 6,7, 5}
sper ca te ajuta