Question

Determinati multimile A si B care satisfac simultan conditile

a) A U B={1,2,3,4,5,6,7,8}  b)B - A={4,5,6,7}

c) {3,9} п B=O/       d) A п B={1}

Answer 1

Solutie corecta:
A={1,2,3,8}
B={1,4,5,6,7}