Question

Dacă A = {-1; 0; 1; 2}
B= { -2;-1; 2; 5}
Calculati A nB =
A UB=
A \B =
B \A =​

Answer 1

Răspuns:

aUb={-2, -1, 0,1,2,5}

a\b={0, 1}

b\a={-2, 5}