Question

scrie corect multimile :
B={a;b;a;c;d;b;c}
D={p;a;r;a;v;a;n}
F={2;4+1;1+4; 2•3; 3•2}
C={p;o;p;o;r} ma ajutati va rog si pe mine????????!!!!

Answer 1

   
B={a; b; c; d}
D={p; a; r; v; n}
F={2; 5; 6}
C={p; o; r}

Intr-o multime nu pot fi doua elemente identice.