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Gfane1976
a fost răspuns

Se dau multimile a=(1,2) b=(1,2,3) c=(3,4,5)

C\(AuB)

Răspuns :

Angelicus
AUB={1,2,3}
C\(AUB)={4,5}
Giulia00
AuB={1,2,3}
C\{1,2,3,}
C={4,5}