(a)[2]
State the coordinates of point $B$.
(b)[2]
Determine $|\overrightarrow{AB}|$.
Mathematics 4024 · O Level · Vectors in two dimensions
Vectors in two dimensions — practice question
The position vector of point $A$ is $\begin{pmatrix}3 \\ -7\end{pmatrix}$, and $\overrightarrow{AB}=\begin{pmatrix}-5 \\ 12\end{pmatrix}$.