Question

Dau coroana si puncte!!!!
Care dintre multimile de mai jos sunt egale ?
A={x ∈ N I 3 < x < 8 } B={4,5,6,7} C={x ∈ N I 4 ≤ x ≤ 7 }
D={x ∈ N I x ≥ 3,x cifra } E={x ∈ N I x < 5,x numar par }
Multumesc foarte mult !

Answer 1

A={4,5,6,7}
B={4,5,6,7}
C={4,5,6,7}
D={3,4,5,6,7,8,9}
E={0,2,4}
A=B=C