Question

Fie A = { -2 ; -1 ; 0 ; 1 ;2 ;3 }. Determinati elementele multimilor
B={b=a la a 2-a | a apartine A}  si C={c=√ b|b apartine B}

Answer 1

A = {-2; -1; 0; 1; 2; 3}
B = {0; 1; 4; 9}
C = {±0; ±1; ±2; ±3} = {-3; -2; -1; 0; 1; 2; 3}