Expressão 9: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals 1.8−10xy·e−x2+y2=1.8
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Expressão 10: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 0.2−10xy·e−x2+y2=−0.2
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Expressão 11: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 0.4−10xy·e−x2+y2=−0.4
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Expressão 12: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 0.6−10xy·e−x2+y2=−0.6
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Expressão 13: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 0.8−10xy·e−x2+y2=−0.8
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Expressão 14: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 1−10xy·e−x2+y2=−1
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Expressão 15: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 1.2−10xy·e−x2+y2=−1.2
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Expressão 16: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 1.4−10xy·e−x2+y2=−1.4
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Expressão 17: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 1.6−10xy·e−x2+y2=−1.6
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Expressão 18: negative 10 "x" "y" times "e" Superscript, negative left parenthesis, "x" squared plus "y" squared , right parenthesis , Baseline equals negative 1.8−10xy·e−x2+y2=−1.8
