\begin{equation}\sqrt{6} \times \sqrt{6}\end{equation}

\begin{equation}\sqrt{6} \times \sqrt{150}\end{equation}

\begin{equation}\sqrt{32} \times \sqrt{28}\end{equation}

\begin{equation}\sqrt{20} \times \sqrt{6}\end{equation}

\begin{equation}\frac{\frac{\sqrt{6}}{7} \times \sqrt{6}}{4}\end{equation}

\begin{equation}(6-\sqrt{6}) \times (6+\sqrt{6})\end{equation}

\begin{equation}(6 \times \sqrt{8})^{2}\end{equation}

\begin{equation}\sqrt{(3x)}\sqrt{(7x+4)}\end{equation}

\begin{equation}\sqrt{(4x)}\sqrt{(400x^{3})}\end{equation}

\begin{equation}5\sqrt{(60x)}\sqrt{(30x)}\end{equation}

\begin{equation}5\sqrt{(10x)}\sqrt{(72x)}\end{equation}

\begin{equation}2\sqrt{(7x)}\sqrt{(28x)}\end{equation}