Expression 3: "a" equals left bracket, negative 5 , negative 4.9 8 , ...5 , right bracketa=−5,−4.98,...5
3
Expression 4: "y" equals negative "g" left parenthesis, "a" , right parenthesis to the negative 1st power left parenthesis, "x" minus "a" , right parenthesis plus "f" left parenthesis, "a" , right parenthesis left brace, "y" greater than or equal to "f" left parenthesis, "a" , right parenthesis , right bracey=−ga−1x−a+fay≥fa
4
Expression 5: "x" equals 0 left brace, "y" greater than or equal to "f" left parenthesis, 0 , right parenthesis , right bracex=0y≥f0