Mathematics 0580 · IGCSE · Vectors in two dimensions

Vectors in two dimensions — practice question

The vectors are specified as $\vec{BC}=\begin{pmatrix}2\\3\end{pmatrix}$ and $\vec{BA}=\begin{pmatrix}-5\\6\end{pmatrix}$.

(a)[2]

Find the vector $\vec{CA}$.

(b)[2]

Work out the value of $|\vec{BA}|$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Right vector $\begin{pmatrix}-7\\3\end{pmatrix}$” …