Question

Determinati multimile A si B,stiind ca sunt indeplinite simultan conditiile AuB={1234567} b)Aintersectat cu B={3,5} c) A-B={1,6}

Answer 1

A∪B={1, 2, 3, 4, 5, 6, 7}
A∩B={3, 5}
A-B={1, 6}
A={1, 3, 5, 6}
B={2, 3, 4, 5, 7}