Expresión 2: "y" Subscript, 1 , Baseline tilde "a" plus "b" times natural log left parenthesis, "x" Subscript, 1 , Baseline , right parenthesis plus "c" times "d" Superscript, "f" times "x" Subscript, 1 , Baseline , Baseline plus "g" times "x" Subscript, 1 , Baseline plus "h" times StartFraction, 1 Over "x" Subscript, 1 , Baseline , EndFractiony1~a+b·lnx1+c·df·x1+g·x1+h·1x1
2
Expresión 3: "y" Subscript, 1 , Baseline tilde StartFraction, "c" Over left parenthesis, 1 plus "a" times "e" Superscript, negative "b" times "x" Subscript, 1 , Baseline , Baseline , right parenthesis , EndFraction plus "d" times "x" Subscript, 1 , Baseline plus "f" times StartFraction, 1 Over "x" Subscript, 1 , Baseline , EndFractiony1~c1+a·e−b·x1+d·x1+f·1x1