Mariuscel Mariuscel 17-03-2016 Matematică a fost răspuns afla suma nr consecutive. a) 1+2+3+4+..........+19= b)1+2+3+4+..........+60= c)2+4+6+8+.........+18= d)2+4+6+8+.........+60= e)1+3+5+..........+35= f)1+3+5+7+.......+75= regula am nevoie multumesc!
