式6: left parenthesis, "x" minus 5.1 , right parenthesis squared plus left parenthesis, "y" minus 6 , right parenthesis squared equals 4 left brace, "y" less than 5 , right bracex−5.12+y−62=4y<5
6
式7: left parenthesis, "x" minus 5.1 , right parenthesis squared plus left parenthesis, "y" minus 5.4 , right parenthesis squared equals 3 left brace, "y" less than 3.9 , right bracex−5.12+y−5.42=3y<3.9
7
式8: "y" less than 1.3 "x" minus .8 left brace, 6.4 less than "x" less than 6.6 , right brace left brace, "y" greater than 7.2 , right bracey<1.3x−.86.4<x<6.6y>7.2
8
式9: "y" less than negative 1.3 "x" plus 12.5 left brace, 3.6 less than "x" less than 4 , right brace left brace, "y" greater than 7.2 , right bracey<−1.3x+12.53.6<x<4y>7.2
9
式10: left parenthesis, "x" minus 6.4 , right parenthesis squared plus left parenthesis, "y" minus 7.4 5 , right parenthesis squared less than .2 left brace, "x" greater than 6.6 , right bracex−6.42+y−7.452<.2x>6.6
10
式11: left parenthesis, "x" minus 3.8 , right parenthesis squared plus left parenthesis, "y" minus 7.4 5 , right parenthesis squared less than .2 left brace, "x" less than 3.6 , right bracex−3.82+y−7.452<.2x<3.6