Question

determinati xen daca sunt indeplinite simultan : i) (3,4; x) u(5;6;4;7)=(4).. ii) (3;2, x) u(1;2;3;4;6)=(1;2;3,4,6)

Answer 1

i) x diferit de 5, 6 si 7

ii) x={1,4,6}