Question 115559
Do you want to do a function composition? If you do, then...


{{{f(g(x))}}} Start with the given composition


{{{f(1/(x+1))}}} Plug in  {{{g(x)=1/(x+1)}}}


{{{f(1/(x+1))=sqrt(1/(x+1)+1)}}} This means you replace each x of f(x) with {{{1/(x+1)}}}