Processing math: 0%
\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 , , \rangle
\color{blue}\mathbf{v} \color{black}= \langle , , \rangle
\color{green}\mathbf{w} \color{black}= \langle , , \rangle