Expression 2: "y" equals "x" squared plus 1 left brace, "y" greater than left parenthesis, "x" plus 1 , right parenthesis squared , right brace left brace, "y" less than 4 , right bracey=x2+1y>x+12y<4
2
Expression 3: "y" equals 4 left brace, left parenthesis, "x" plus 1 , right parenthesis squared less than "y" less than "x" squared plus 1 , right bracey=4x+12<y<x2+1