Expression 16: "f" left parenthesis, "x" , right parenthesis equals Start sum from "i" equals 0 to "x" , end sum, "C" left parenthesis, "x" , "i" , right parenthesis left parenthesis, StartFraction, 1 Over "x" , EndFraction , right parenthesis Superscript, "i" , Baselinefx=x∑i=0Cx,i1xi
16
Expression 17: "g" left parenthesis, "x" , right parenthesis equals left parenthesis, 1 plus StartFraction, 1 Over "x" , EndFraction , right parenthesis Superscript, "x" , Baselinegx=1+1xx