Question 673312
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Hi,
{{{f(x)= x/(x+1) }}}
{{{(fof)(x) = (x/(x+1))/((x/(x+1))+1) =(x/(x+1))/((2x+1)/(x+1)))}}} = {{{x/(2x+1)}}}
Note: the Denominator {{{((x/(x+1))+1) = (x + 1(x+1))/(x+1)= (2x+1)/(x+1)}}}