1.) Match the following expressions with their DeMorgan's-Law duals (some may have been simplified): -(A+B+C) ~(A*B*C) [(A+B)*c] -C*(-A+-B) ~A+~B+-C -A*-B+-C -A*-*-c -A +(-B* -c) -[(A*B)+(A*C)] -[(A+C)*(B+C)]