Marianfrumusanu Marianfrumusanu 13-01-2015 Matematică a fost răspuns calculati : a) {2,0,1,3}∧{2,1,0,5} b) {3,1,2,}∨{2,0,3} c){3,0,1,2,}∧N* d) {2,0,1,3,}-N*