Expresión 15: "y" equals negative 1 half "x" plus 35.5 left brace, "x" greater than 11 , right brace left brace, "x" less than 14 , right bracey=−12x+35.5x>11x<14
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Expresión 16: "y" equals 1 half "x" plus 17.5 left brace, "x" greater than 22 , right brace left brace, "y" less than 30 , right bracey=12x+17.5x>22y<30
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Expresión 17: "y" equals 1 quarter "x" plus 2 left brace, "x" greater than 8 , right brace left brace, "x" less than 22 , right bracey=14x+2x>8x<22
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Expresión 18: left parenthesis, "x" minus "x" Subscript, 2 , Baseline , right parenthesis squared plus left parenthesis, "y" minus "y" Subscript, 2 , Baseline , right parenthesis squared equals "r" Superscript, StartFraction, 1 Over 1000 , EndFraction , Baselinex−x22+y−y22=r11000
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Expresión 19: "x" Subscript, 2 , Baseline equals 20x2=20
Expresión 21: left parenthesis, "x" minus "x" Subscript, 3 , Baseline , right parenthesis squared plus left parenthesis, "y" minus "y" Subscript, 3 , Baseline , right parenthesis squared equals "r" Superscript, StartFraction, 1 Over 1000 , EndFraction , Baselinex−x32+y−y32=r11000
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Expresión 22: "x" Subscript, 3 , Baseline equals 16x3=16
Expresión 24: left parenthesis, "x" minus "x" Subscript, 4 , Baseline , right parenthesis squared plus left parenthesis, "y" minus "y" Subscript, 4 , Baseline , right parenthesis squared equals "r" Superscript, 1 half , Baselinex−x42+y−y42=r12
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Expresión 25: "x" Subscript, 4 , Baseline equals 16x4=16
Expresión 27: left parenthesis, "x" minus "x" Subscript, 5 , Baseline , right parenthesis squared plus left parenthesis, "y" minus "y" Subscript, 5 , Baseline , right parenthesis squared equals "r" Superscript, 1 half , Baselinex−x52+y−y52=r12
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Expresión 28: "x" Subscript, 5 , Baseline equals 20x5=20