Expression 26: polygon left parenthesis, "I" , "M" , "N" , right parenthesispolygonI,M,N
26
Expression 27: polygon left parenthesis, "A" , "N" , "I" , "M" , "N" , "B" , "C" , "D" , right parenthesispolygonA,N,I,M,N,B,C,D
27
Expression 28: "g" left parenthesis, "x" , right parenthesis equals "f" prime left parenthesis, "M" Subscript, 1 , Baseline , right parenthesis left parenthesis, "x" minus "M" Subscript, 1 , Baseline , right parenthesis plus "f" left parenthesis, "M" Subscript, 1 , Baseline , right parenthesisgx=f′M1x−M1+fM1
28
Expression 29: "f" left parenthesis, "x" , right parenthesisfx