Question 177006
Let's go step by step.
{{{f(x)=3x+1}}}
{{{u(x)=sqrt(x)}}}
{{{h(x)=1/(x+1)}}}
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{{{f(u(x))=3(sqrt(x))+1}}}
{{{f(u(x))=3*sqrt(x)+1}}}
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{{{h(f(u(x)))=1/((3*sqrt(x)+1)+1)}}}
{{{h(f(u(x)))=1/(3*sqrt(x)+2)}}}