수식 5: "x" equals 16 left parenthesis, "y" minus 6 , right parenthesis squared minus 12.8 left brace, "x" less than negative 11 , right bracex=16y−62−12.8x<−11
5
수식 6: left parenthesis, "x" plus 15 , right parenthesis squared plus left parenthesis, "y" minus 10 , right parenthesis squared equals .5x+152+y−102=.5
6
수식 7: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" minus 10 , right parenthesis squared equals .5x+102+y−102=.5
7
수식 8: left parenthesis, "x" plus 15 , right parenthesis squared plus left parenthesis, "y" minus 10 , right parenthesis squared equals .0 1x+152+y−102=.01
8
수식 9: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" minus 10 , right parenthesis squared equals .0 1x+102+y−102=.01