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Determinati multimile A si B stiind ca sunt indeplinite simultan conditiile:
a) A Ü B = { x ∈ N , x< sau egal decat 8
b) A ∩ B = {2, 3, 5}
c) A Ü {2, 5, 6} = {0, 1, 2, 3, 5, 6, 7 }
d) B Ü {0, 2, 4} ={0, 2, 3, 4, 5, 6, 8}