Dane są zbiory: A={1,3,5,7,9}, B={1,2,3,4,5}, C={4,5,8,9}.
Wyznacz następujące zbiory:
a) A u B u C ;
b) A n B n C ;
c) (A n B) u C ;
d) (A u B) \ C ;
e) (A\B) u C ;
f) (A n B) u (B n C) u (C n A).
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AuBuC={1,2,3,4,5,7,8,9}
AnBnC={5}
(AnB)uC={1,3,4,5,8,9}
(AuB)\C={1,2,3}
(A\B)uC={7,8,9}
(AnB)u(BnC)u(CnA)={1,2,4,5,9}