Question

Se dau multimile A={x∈N|3<x<7} si B= {x∈N*|x<3}.
Efectuati: AUB, AПB, AxB, A\B, AПФ

Answer 1

A=(4,5,6). B=(1,2). AUB={1,2,4,5,6}. A reunit cu B =multimea vida. A×B={(1,4),(1,5),(1,6),(2,4),(2,5),(2,6)}. A minus B ={4,5,6}. A reunit cu multimea vida ={4,5,6} scz sunt pe tel si nu am putut. face unele semne

Answer 2

A={4;5;6}
B={1;3}
AUB={1;3;4;5;6}
A U(intors) B=MT VIDA
A\B=A
A U(intors) MT VIDA=MT VIDA
Sper ca te-am ajutat!!