Question 320041
{{{f(x)=sqrt(4x+4)}}}
{{{g(x)= sqrt(4x-9)}}}
{{{f(x)*g(x)=sqrt(4x+4)*sqrt(4x-9)}}}
{{{f(x)*g(x)=sqrt((4x+4)*(4x-9))}}}
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B) is the correct answer.