Expresión 3: "x" equals 13.4 9 3 0 0 1 left brace, negative 3.1 less than "y" less than 3.1 , right bracex=13.493001−3.1<y<3.1
3
Expresión 4: negative left parenthesis, negative 3cos left parenthesis, 0.4 "x" , right parenthesis plus 5 , right parenthesis less than "y" less than left parenthesis, negative 3cos left parenthesis, 0.4 "x" , right parenthesis plus 5 , right parenthesis left brace, 6 less than "x" less than 13.4 9 3 0 0 1 , right brace−−3cos0.4x+5<y<−3cos0.4x+56<x<13.493001
4
Expresión 5: 0 less than "y" less than "f" left parenthesis, "x" , right parenthesis0<y<fx