Expressão 12: "y" equals 2 left parenthesis, "x" minus 1 , right parenthesis squared minus 5.8 left brace, 0.3 5 7 less than "x" less than 1.8 8 6 , right bracey=2x−12−5.80.357<x<1.886
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Expressão 13: left parenthesis, "x" plus 4 , right parenthesis squared plus left parenthesis, "y" plus 4 plus "c" , right parenthesis squared equals 0.2x+42+y+4+c2=0.2
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Expressão 14: left parenthesis, "x" plus 7 , right parenthesis squared plus left parenthesis, "y" plus "c" , right parenthesis squared equals 0.2x+72+y+c2=0.2
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Expressão 15: "c" equals negative 3.4c=−3.4
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Expressão 16: left parenthesis, "x" plus 12 , right parenthesis squared plus left parenthesis, "y" plus 2 plus "c" , right parenthesis squared equals 0.2x+122+y+2+c2=0.2
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Expressão 17: left parenthesis, "x" minus 4 , right parenthesis squared plus left parenthesis, "y" plus 2 plus "c" , right parenthesis squared equals 0.2x−42+y+2+c2=0.2
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Expressão 18: left parenthesis, "x" minus 7 , right parenthesis squared plus left parenthesis, "y" plus "c" , right parenthesis squared equals 0.2x−72+y+c2=0.2
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Expressão 19: left parenthesis, "x" minus 5 , right parenthesis squared plus left parenthesis, "y" minus 3 plus "c" , right parenthesis squared equals 0.2x−52+y−3+c2=0.2
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Expressão 20: left parenthesis, "x" plus 9.7 , right parenthesis squared plus left parenthesis, "y" minus 4 plus "c" , right parenthesis squared equals 0.2x+9.72+y−4+c2=0.2
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Expressão 21: left parenthesis, "x" minus 1.7 , right parenthesis squared plus left parenthesis, "y" minus 5 plus "c" , right parenthesis squared equals 0.2x−1.72+y−5+c2=0.2
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Expressão 22: left parenthesis, "x" plus 5 , right parenthesis squared plus left parenthesis, "y" minus 5.5 plus "c" , right parenthesis squared equals 0.2x+52+y−5.5+c2=0.2
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Expressão 23: left parenthesis, "x" minus 9 , right parenthesis squared plus left parenthesis, "y" minus 2 plus "c" , right parenthesis squared equals 0.2x−92+y−2+c2=0.2
