表达式6: "y" equals 1 half "x" minus 1 left brace, "y" less than negative 2 , right bracey=12x−1y<−2
6
表达式7: "y" equals 1 half "x" minus 1 left brace, "x" greater than 5 , right bracey=12x−1x>5
7
表达式8: "y" less than or equal to 2 left brace, negative 2 less than "x" less than 5 , right brace left brace, "y" greater than negative 2 , right bracey≤2−2<x<5y>−2
8
表达式9: "x" equals negative 2 left brace, negative 2 less than "y" less than 2 , right bracex=−2−2<y<2
9
表达式10: "x" equals 5 left brace, negative 2 less than "y" less than 2 , right bracex=5−2<y<2
10
表达式11: "y" equals negative 2 left brace, negative 2 less than "x" less than 5 , right bracey=−2−2<x<5
