\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
For \(\|\Vect{u}\|=2\) and \(\Vect{u}\cdot \Vect{v} =3\), calculate:
\(\Vect{u} \cdot (\Vect{u}+\Vect{v}) =\)