\begin{align*} V &= |\mathbf{u}\cdot(\mathbf{v}\times\mathbf{w})| \\ &= \left|\left|\begin{array}{rrr} -3 & 1 & 1 \\ 0 & 3 & 1 \\ -1 & 2 & 4 \end{array}\right|\right| \\ &= 28 \end{align*}
$\color{red}\mathbf{u} \color{black}= \langle$
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$\rangle$
$\color{blue}\mathbf{v} \color{black}= \langle$
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$\rangle$
$\color{green}\mathbf{w} \color{black}= \langle$
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