Let $\mathbf{v}=\begin{pmatrix}-1\\3\end{pmatrix}$ and $\mathbf{y}=\begin{pmatrix}2\\5\end{pmatrix}$.
(a)[1]
The difference $\mathbf{v}-\mathbf{y}$.
(b)[1]
The product $2\mathbf{v}$.
Worked solution & mark scheme
This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The column vector $\begin{pmatrix}-3 \\ -2\end{pmatrix}$” …