Expression 19: left parenthesis, "x" minus 1 , right parenthesis squared plus "y" squared less than or equal to 0.6 left brace, "x" minus 0.5 less than or equal to 1 half "y" left brace, negative 1 less than or equal to "y" less than or equal to 1 , right brace , right bracex−12+y2≤0.6x−0.5≤12y−1≤y≤1
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Expression 20: left parenthesis, "x" plus 1 , right parenthesis squared plus "y" squared less than or equal to 0.6 left brace, "x" plus 0.5 greater than or equal to negative 1 half "y" left brace, negative 1 less than or equal to "y" less than or equal to 1 , right brace , right bracex+12+y2≤0.6x+0.5≥−12y−1≤y≤1
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Expression 21: 1 left parenthesis, "x" plus 6 , right parenthesis squared plus 12 left parenthesis, "y" plus 7.8 , right parenthesis squared less than or equal to 9 left brace, left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" , right parenthesis squared greater than 100 , right brace1x+62+12y+7.82≤9x2+y2>100
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Expression 22: 1.2 left parenthesis, "x" minus 4 , right parenthesis squared plus 2 left parenthesis, "y" minus 3 , right parenthesis squared less than or equal to 2 left brace, left parenthesis, "x" minus 3 , right parenthesis squared plus left parenthesis, "y" minus 3.2 , right parenthesis squared greater than 0.0 5 , right brace1.2x−42+2y−32≤2x−32+y−3.22>0.05
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Expression 23: "x" squared plus "y" squared equals 100 left brace, "y" less than or equal to negative 7 , right brace left brace, 5.0 4 greater than or equal to "x" greater than or equal to negative 5.0 4 , right bracex2+y2=100y≤−75.04≥x≥−5.04
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Expression 24: left parenthesis, "x" minus 6 , right parenthesis squared plus 12 left parenthesis, "y" plus 7.8 , right parenthesis squared less than or equal to 9 left brace, left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" , right parenthesis squared greater than 100 , right bracex−62+12y+7.82≤9x2+y2>100
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Expression 25: 1.2 left parenthesis, "x" plus 4 , right parenthesis squared plus 2 left parenthesis, "y" minus 3 , right parenthesis squared less than or equal to 2 left brace, left parenthesis, "x" plus 5 , right parenthesis squared plus left parenthesis, "y" minus 3.2 , right parenthesis squared greater than 0.0 5 , right brace1.2x+42+2y−32≤2x+52+y−3.22>0.05
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Expression 26: left parenthesis, "x" minus 7 , right parenthesis squared plus left parenthesis, "y" minus 5 , right parenthesis squared less than or equal to 42 left brace, "x" squared plus "y" squared less than or equal to 100 , right brace left brace, 1.2 left parenthesis, "x" minus 4 , right parenthesis squared plus 2 left parenthesis, "y" minus 3 , right parenthesis squared greater than or equal to 2 , right bracex−72+y−52≤42x2+y2≤1001.2x−42+2y−32≥2
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Expression 27: left parenthesis, "x" plus 7 , right parenthesis squared plus left parenthesis, "y" minus 5 , right parenthesis squared less than or equal to 42 left brace, "x" squared plus "y" squared less than or equal to 100 , right brace left brace, 1.2 left parenthesis, "x" plus 4 , right parenthesis squared plus 2 left parenthesis, "y" minus 3 , right parenthesis squared greater than or equal to 2 , right bracex+72+y−52≤42x2+y2≤1001.2x+42+2y−32≥2
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Expression 28: "y" equals negative left parenthesis, "x" plus 1 , right parenthesis squared minus 4 left brace, "y" greater than or equal to 1 half "x" minus 5 , right bracey=−x+12−4y≥12x−5
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Expression 29: "y" equals negative left parenthesis, "x" minus 1 , right parenthesis squared minus 4 left brace, "y" greater than or equal to negative 0.5 "x" minus 5 , right bracey=−x−12−4y≥−0.5x−5
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Expression 30: "y" equals negative left parenthesis, "x" minus 0.8 , right parenthesis squared minus 6 left brace, "y" greater than or equal to negative 0.1 9 "x" minus 6.6 , right bracey=−x−0.82−6y≥−0.19x−6.6
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Expression 31: "y" equals negative left parenthesis, "x" plus 0.8 , right parenthesis squared minus 6 left brace, "y" greater than or equal to 0.1 9 "x" minus 6.6 , right bracey=−x+0.82−6y≥0.19x−6.6
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Expression 32: "y" equals 0 left brace, 11 greater than or equal to "x" , right brace left brace, "x" greater than or equal to 0.5 , right bracey=011≥xx≥0.5
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Expression 33: "y" equals 0 left brace, "x" greater than or equal to negative 11 , right brace left brace, "x" less than or equal to negative 0.5 , right bracey=0x≥−11x≤−0.5
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Expression 34: "y" equals 1 third "x" left brace, "x" less than or equal to 11 , right brace left brace, "x" greater than or equal to 0.6 , right bracey=13xx≤11x≥0.6
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Expression 35: "y" equals negative 1 third "x" left brace, "x" less than or equal to 11 , right brace left brace, "x" greater than or equal to 0.4 , right bracey=−13xx≤11x≥0.4
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Expression 36: "y" equals 1 third "x" left brace, "x" less than or equal to negative 0.5 , right brace left brace, "x" greater than or equal to negative 11 , right bracey=13xx≤−0.5x≥−11
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Expression 37: "y" equals negative 1 third "x" left brace, "x" less than or equal to negative 0.5 , right brace left brace, "x" greater than or equal to negative 11 , right bracey=−13xx≤−0.5x≥−11