表达式7: "y" equals "x" minus 150 left brace, negative 95 less than or equal to "x" less than or equal to negative 44 , right bracey=x−150−95≤x≤−44
7
表达式8: "y" equals negative "x" minus 150 left brace, 44 less than or equal to "x" less than or equal to 95 , right bracey=−x−15044≤x≤95
8
表达式9: "y" equals negative 250 left brace, negative 95 less than or equal to "x" less than or equal to 95 , right bracey=−250−95≤x≤95
9
表达式10: left parenthesis, "x" minus 200 , right parenthesis squared plus left parenthesis, "y" minus 300 , right parenthesis squared less than or equal to 10000x−2002+y−3002≤10000
10
表达式11: StartFraction, "y" squared Over 16 , EndFraction plus StartFraction, "x" squared Over 2 , EndFraction less than or equal to 10y216+x22≤10
11
表达式12: StartFraction, left parenthesis, "x" plus 10 , right parenthesis squared Over 25 , EndFraction plus StartFraction, left parenthesis, "y" plus 43 , right parenthesis squared Over 16 , EndFraction equals 4x+10225+y+43216=4
12
表达式13: StartFraction, "x" squared Over 2.4 , EndFraction minus StartFraction, "y" squared Over 2 , EndFraction equals 89942 left brace, negative 1000 less than or equal to "x" less than or equal to 1000 , right bracex22.4−y22=89942−1000≤x≤1000
13
表达式14: StartFraction, "y" squared Over 2.4 , EndFraction minus StartFraction, "x" squared Over 2 , EndFraction equals 101142 left brace, negative 1000 less than or equal to "x" less than or equal to 1000 , right bracey22.4−x22=101142−1000≤x≤1000
