Expression 2: "g" left parenthesis, "x" , right parenthesis equals 2 "x" minus "x" squaredgx=2x−x2
2
Expression 3: "x" equals "a" left brace, "g" left parenthesis, "a" , right parenthesis less than "y" less than "f" left parenthesis, "a" , right parenthesis , right bracex=aga<y<fa