Expression 10: "f" left parenthesis, "x" , right parenthesis plus "g" left parenthesis, "x" , right parenthesisfx+gx
10
Expression 11: "a" equals 2.3a=2.3
11
At any x=a, the values of f(a), g(a), and the sum of the two are listed below.
12
Expression 13: left parenthesis, "a" , "f" left parenthesis, "a" , right parenthesis , right parenthesisa,fa
13
Expression 14: "f" left parenthesis, "a" , right parenthesisfa
14
Expression 15: left parenthesis, "a" , "g" left parenthesis, "a" , right parenthesis , right parenthesisa,ga
15
Expression 16: "g" left parenthesis, "a" , right parenthesisga
16
Expression 17: left parenthesis, "a" , "g" left parenthesis, "a" , right parenthesis plus "f" left parenthesis, "a" , right parenthesis , right parenthesisa,ga+fa
17
Expression 18: "f" left parenthesis, "a" , right parenthesis plus "g" left parenthesis, "a" , right parenthesisfa+ga