IB Maths AA 3.10 Definitions

The vector that represents the change in position from one point to another, for example $\rightarrow{AB}=\textbf{b}-\textbf{a}$.

The vector from the origin $O$ to a point, written for example as $\rightarrow{OA}=\textbf{a}$.

An operation on two vectors that returns a vector perpendicular to both, with direction given by the right-hand rule and magnitude $|\textbf{v}||\textbf{w}|\text{sin}\theta$.