式7: "y" equals negative 3 StartAbsoluteValue, "x" plus 6 , EndAbsoluteValue plus 25 left brace, negative 8.6 6 less than "x" less than negative 4.1 5 , right bracey=−3x+6+25−8.66<x<−4.15
7
式8: "y" equals negative 3 StartAbsoluteValue, "x" minus 6 , EndAbsoluteValue plus 25 left brace, 4.1 5 less than "x" less than 8.6 6 , right bracey=−3x−6+254.15<x<8.66
8
式9: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" minus 9 , right parenthesis squared less than or equal to 15 left brace, , right bracex2+y−92≤15
9
式10: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" minus 9 , right parenthesis squared less than or equal to 3x2+y−92≤3
10
式11: "x" equals 0 left brace, 15.7 less than "y" less than 18 , right bracex=015.7<y<18
11
式12: "y" equals negative 12 "x" left brace, 15.6 less than "y" less than 17.8 , right bracey=−12x15.6<y<17.8
12
式13: "y" equals 12 "x" left brace, 15.6 less than "y" less than 17.8 , right bracey=12x15.6<y<17.8