式19: left parenthesis, "x" minus 3 , right parenthesis squared plus left parenthesis, "y" minus 3 , right parenthesis squared equals 0.2x−32+y−32=0.2
19
式20: "y" equals 5 left brace, 6 greater than or equal to "x" greater than or equal to 1 , right bracey=56≥x≥1
20
式21: left parenthesis, "x" minus 3 , right parenthesis squared plus left parenthesis, "y" minus 3 , right parenthesis squared equals 0.1x−32+y−32=0.1
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式22: left parenthesis, "x" minus 3 , right parenthesis squared plus left parenthesis, "y" minus 3 , right parenthesis squared equals 0.0 6x−32+y−32=0.06
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式23: left parenthesis, "x" minus 3 , right parenthesis squared plus left parenthesis, "y" minus 3 , right parenthesis squared equals 0.0 4x−32+y−32=0.04
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式24: left parenthesis, "x" minus 3 , right parenthesis squared plus left parenthesis, "y" minus 3 , right parenthesis squared equals 0.0 2x−32+y−32=0.02
24
式25: left parenthesis, "x" minus 6 , right parenthesis squared plus left parenthesis, "y" minus 5.5 , right parenthesis squared equals 0.2x−62+y−5.52=0.2
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式26: left parenthesis, "x" minus 6 , right parenthesis squared plus left parenthesis, "y" minus 5.5 , right parenthesis squared equals 0.1x−62+y−5.52=0.1
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式27: left parenthesis, "x" minus 6 , right parenthesis squared plus left parenthesis, "y" minus 5.5 , right parenthesis squared equals 0.0 5x−62+y−5.52=0.05
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式28: left parenthesis, "x" minus 6 , right parenthesis squared plus left parenthesis, "y" minus 5.5 , right parenthesis squared equals 0.0 2 5x−62+y−5.52=0.025
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式29: "y" equals negative 1 half "x" plus negative 9 left brace, negative 10 less than or equal to "x" less than or equal to negative 8 , right bracey=−12x+−9−10≤x≤−8
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式30: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" plus 3.5 , right parenthesis Superscript, 2 , Baseline equals 0.2x+102+y+3.52=0.2
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式31: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" plus 3.5 , right parenthesis Superscript, 2 , Baseline equals 0.1x+102+y+3.52=0.1
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式32: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" plus 3.5 , right parenthesis Superscript, 2 , Baseline equals 0.0 5x+102+y+3.52=0.05
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式33: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" plus 3.5 , right parenthesis Superscript, 2 , Baseline equals 0.0 2 5x+102+y+3.52=0.025
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式34: "y" equals 3 left brace, negative 2 greater than or equal to "x" greater than or equal to negative 9 , right bracey=3−2≥x≥−9
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式35: "x" equals 7 left brace, 0.9 greater than or equal to "y" greater than or equal to negative 5 , right bracex=70.9≥y≥−5
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式36: "x" equals 7 left brace, 3 greater than or equal to "y" greater than or equal to 2 , right bracex=73≥y≥2
