This is LaTeX code:
[latex]
\frac {\left( \begin{array}{c} 4\\ 2\\ \end{array} \right) \left( \begin{array}{c} 3\\ 2\\ \end{array} \right)} {\left( \begin{array}{c} 7\\ 4\\ \end{array} \right)}
[/latex]