Expresión 9: "x" equals negative 2 left brace, 4 less than or equal to "y" less than or equal to 20 , right bracex=−24≤y≤20
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Expresión 10: "y" equals negative StartFraction, 1 Over 10 , EndFraction "x" Superscript, 2 , Baseline plus 30 left brace, negative 10 less than or equal to "x" less than or equal to 10 , right bracey=−110x2+30−10≤x≤10
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Expresión 11: "y" equals negative 1 half "x" squared plus 42 left brace, negative 2.7 4 less than or equal to "x" less than or equal to 2.7 4 , right bracey=−12x2+42−2.74≤x≤2.74
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Expresión 12: "y" equals StartAbsoluteValue, "x" , EndAbsoluteValue plus 42 left brace, 0 less than or equal to "x" less than or equal to 2 , right bracey=x+420≤x≤2
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Expresión 13: cosine left parenthesis, negative left parenthesis, "x" , right parenthesis , right parenthesis plus 26 left brace, negative 5.7 less than or equal to "x" less than or equal to 5.7 , right bracecos−x+26−5.7≤x≤5.7
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Expresión 14: "y" equals 20 left brace, negative 10 less than or equal to "x" less than or equal to 10 , right bracey=20−10≤x≤10
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Expresión 15: "y" equals negative 1 fifth "x" squared plus 40 left brace, negative 10 less than or equal to "x" less than or equal to 10 , right bracey=−15x2+40−10≤x≤10
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Expresión 16: cosine left parenthesis, negative left parenthesis, "x" , right parenthesis , right parenthesis plus 36 left brace, negative 4.7 less than or equal to "x" less than or equal to 4.6 , right bracecos−x+36−4.7≤x≤4.6
