∩ -intersectie - ce elemente au in comun cele doua multimi
∪- reuniune - toate elementele celor doua multimi
\ - ce elemente are o multime fata de cealalta
A={1,2,3,4,8,11,13,15}
B={1,2,4,5,6,9,11,12}
C={1,2,6,7,8,9,10,14,15}
A∪B={1,2,3,4,5,6,8,9,11,12,13,15}
A∩B={1,2,4,11}
A\B={3,8,13,15}
B\A={5,6,9,12}
A∪B∪C={1,2,3,4,5,67,8,9,10,11,12,13,14,15}
A∩B∩C={1,2,4,11}∩C={1,2}
Mai multe informatii despre reuniune si intersectie gasesti aici: https://brainly.ro/tema/1447201
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