\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
Calculate the negative of the vector \(\vec{u} = \begin{pmatrix} 6 \\ 2 \end{pmatrix}\).
\(-\vec{u} = \begin{pmatrix} \input{124558}{}{3em}{2em}{}{} \\ \input{224558}{}{3em}{2em}{}{} \end{pmatrix}\)