Expresión 17: "f" ( "x" ) equals negative 0.2 5 StartAbsoluteValue, "x" , EndAbsoluteValue minus 2 left brace, negative 5 less than or equal to "x" less than or equal to 5 , right bracef(x)=−0.25x−2−5≤x≤5
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Nose
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Expresión 19: "f" left parenthesis, "x" , right parenthesis equals 0 minus 1 left brace, negative 0.5 less than or equal to "x" less than or equal to 0.5 , right bracefx=0−1−0.5≤x≤0.5
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Expresión 20: "f" left parenthesis, "x" , right parenthesis equals 2 "x" minus 2 left brace, 0 less than or equal to "x" less than or equal to 0.5 , right bracefx=2x−20≤x≤0.5
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Expresión 21: "f" left parenthesis, "x" , right parenthesis equals negative 2 "x" minus 2 left brace, negative 0.5 less than or equal to "x" less than or equal to 0 , right bracefx=−2x−2−0.5≤x≤0
21
Mouth
22
Expresión 23: "f" left parenthesis, "x" , right parenthesis equals negative 5 "x" squared minus 2 left brace, negative 0.3 less than or equal to "x" less than or equal to 0.3 , right bracefx=−5x2−2−0.3≤x≤0.3
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Expresión 24: "f" left parenthesis, "x" , right parenthesis equals negative 2.5 left brace, negative 0.3 less than or equal to "x" less than or equal to 0.3 , right bracefx=−2.5−0.3≤x≤0.3
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Left Earring
25
Expresión 26: "x" equals negative 4 left brace, 0.7 5 less than or equal to "y" less than or equal to 1 , right bracex=−40.75≤y≤1
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Expresión 27: 0.0 5 equals left parenthesis, "x" plus 4 , right parenthesis squared plus left parenthesis, "y" minus 0.5 , right parenthesis squared0.05=x+42+y−0.52
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Right Earring
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Expresión 29: "x" equals 4 left brace, 0.7 5 less than or equal to "y" less than or equal to 1 , right bracex=40.75≤y≤1
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Expresión 30: 0.0 5 equals left parenthesis, "x" minus 4 , right parenthesis squared plus left parenthesis, "y" minus 0.5 , right parenthesis squared0.05=x−42+y−0.52
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Hat
31
Expresión 32: "f" left parenthesis, "x" , right parenthesis equals negative 1.5 "x" squared plus 2.5 left brace, negative 1 less than or equal to "x" less than or equal to 1 , right bracefx=−1.5x2+2.5−1≤x≤1
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Expresión 33: "f" left parenthesis, "x" , right parenthesis equals 1 left brace, negative 1 less than or equal to "x" less than or equal to 1 , right bracefx=1−1≤x≤1
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Expresión 34: 0.0 5 equals left parenthesis, "x" minus 0 , right parenthesis squared plus left parenthesis, "y" minus 2.7 5 , right parenthesis squared0.05=x−02+y−2.752
