Expression 18: "x" Subscript, 2 , Baseline equals 0.5 left brace, 7 less than or equal to "y" less than or equal to 8.5 , right bracex2=0.57≤y≤8.5
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Expression 19: "y" equals 8.5 left brace, negative 0.5 less than or equal to "x" less than or equal to 0.5 , right bracey=8.5−0.5≤x≤0.5
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Expression 20: "x" Subscript, 1 , Baseline less than or equal to "x" less than or equal to "x" Subscript, 2 , Baselinex1≤x≤x2
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Expression 21: "y" equals 5 left brace, negative 0.5 less than or equal to "x" less than or equal to 0.5 , right bracey=5−0.5≤x≤0.5
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Expression 22: "y" equals 4.9 left brace, negative 0.5 less than or equal to "x" less than or equal to 0.5 , right bracey=4.9−0.5≤x≤0.5
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Expression 23: "y" equals 4.9 5 left brace, negative 0.5 less than or equal to "x" less than or equal to 0.5 , right bracey=4.95−0.5≤x≤0.5
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Expression 24: "x" equals 0.5 left brace, 3.3 less than or equal to "y" less than or equal to 5 , right bracex=0.53.3≤y≤5
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Expression 25: "x" equals 0.4 left brace, 3.3 less than or equal to "y" less than or equal to 5 , right bracex=0.43.3≤y≤5
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Expression 26: "x" equals 0.4 5 left brace, 3.3 less than or equal to "y" less than or equal to 5 , right bracex=0.453.3≤y≤5
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Expression 27: "y" equals 0.5 "x" plus 3 left brace, 1.6 5 less than or equal to "x" less than or equal to 4 , right bracey=0.5x+31.65≤x≤4
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Expression 28: "y" equals negative 0.5 "x" plus 3 left brace, negative 4 less than or equal to "x" less than or equal to negative 1.6 5 , right bracey=−0.5x+3−4≤x≤−1.65
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Expression 29: "y" equals 0.2 "x" plus 5.1 left brace, negative 4 less than or equal to "x" less than or equal to negative 3 , right bracey=0.2x+5.1−4≤x≤−3
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Expression 30: "y" equals negative 0.2 "x" plus 5.1 left brace, 3 less than or equal to "x" less than or equal to 4 , right bracey=−0.2x+5.13≤x≤4
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Expression 31: "y" equals negative 2 "x" minus 0.0 1 left brace, negative 2.7 less than or equal to "x" less than or equal to negative 2 , right bracey=−2x−0.01−2.7≤x≤−2
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Expression 32: "y" equals 2 "x" minus 0.0 1 left brace, 2 less than or equal to "x" less than or equal to 2.5 , right bracey=2x−0.012≤x≤2.5
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Expression 33: "y" equals 2 "x" minus 2.2 5 left brace, 3.5 less than or equal to "x" less than or equal to 4 , right bracey=2x−2.253.5≤x≤4
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Expression 34: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" minus 4 , right parenthesis squared equals 0.0 7x2+y−42=0.07
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Expression 35: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" minus 3.2 , right parenthesis squared equals 0.0 7x2+y−3.22=0.07
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Expression 36: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" minus 2.4 , right parenthesis squared equals 0.0 7x2+y−2.42=0.07