\vec{RQ} + \vec{RS}
\vec{RQ} + \vec{QV}
\vec{PW} + \vec{WS}
(\vec{RQ} + \vec{RS}) + \vec{VU}
\vec{PW} - \vec{VP}
\vec{PW} + \vec{WR} + \vec{RQ}
Find |\vec{a} + \vec{b}|
Calculate the nagle between \vec{a}
and \vec{a} + \vec{b}
|\vec{u}-\vec{v}|
find the angle between \vec{u}-\vec{v}
relative to \vec{u}
find the unit vector in the direction of \vec{u}+\vec{v}
by finding the angle it forms to \vec{u}
.
|5\vec{u} + 2\vec{v}|