given vectors $\displaystyle \vec{a}$ and $\displaystyle \vec{b}$ such that the angle between the vectors is $\displaystyle 60^o$, $\displaystyle |\vec{a}|=3$ and $\displaystyle |\vec{b}|=2$ determine $\displaystyle |\vec{a}+\vec{b}|$
given vectors $\displaystyle \vec{a}$ and $\displaystyle \vec{b}$ such that the angle between the vectors is $\displaystyle 60^o$, $\displaystyle |\vec{a}|=3$ and $\displaystyle |\vec{b}|=2$ determine $\displaystyle |\vec{a}+\vec{b}|$