Question

Pentru multimileA={1,2,5,7}si B={2, 4, 6}.Calculati: a) A reunit inB;b)B reunit in A; c) A inclus in B; d) B inclus in A; e) A-B; f) B-A

Answer 1

a) A U B={1,2,4,5,7,6}
b) B U A={1,2,4,5,7,6}
c) A inculs in B={2}
d) B inclus in A={2}
e) A\B= {1,5,7}
f) B\A={4,6}

Succes!

Answer 2

a { 1,2,4,5,6,7}
b {1,2,4,5,6,7}
c {2}
d {2}
e {5,1,7}
f {4,6}