Mathematics 0580 · IGCSE · Coordinates

Coordinates — practice question

$a=\begin{pmatrix}5 \\ -2\end{pmatrix},\;b=\begin{pmatrix}-7 \\ -3\end{pmatrix}$
(main)[2]

Calculate $a + 3b$.

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This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$\begin{pmatrix}-16 \\ -11\end{pmatrix}$” …

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