表达式7: "f" left parenthesis, "x" , right parenthesis equals StartFraction, 1 Over pi , EndFraction left parenthesis, arctan left parenthesis, "x" , right parenthesis , right parenthesis plus left parenthesis, 1 half , right parenthesisfx=1πarctanx+12
7
Now we can take the composition of the two functions and get our graph.
8
表达式9: "f" left parenthesis, "g" left parenthesis, "x" , right parenthesis , right parenthesisfgx