Question

Se considera multimea A={-3/5;√36;15/3;6,1;3√2;1/3;√1;√2}
A ∩ N ={...}
A ∩ Q ={...}
A ∩ Z = {...}
A ∩ (R-Q) = {...}

Answer 1

A ∩ N={√36, 15/3, 6,1, √1}
A ∩ Q={-3/5, √36, 15/3, 6,1 ,1/3,√1}
A ∩ Z={√36, 15/3, 6,1,√1}
A ∩ (R-Q)={3√2, √2}