CAIE IGCSE Mathematics Extended E7.2 Vector…sions

Covered syllabus points

[Maximum number: 1]

Write $\overrightarrow{AB}$ as a column vector.
$\overrightarrow{AB}=\begin{pmatrix}\ \ \\ \ \end{pmatrix}$

$\begin{pmatrix}-10\\3\end{pmatrix}$ final answer

[Maximum number: 2]

$\mathbf u=\begin{pmatrix}3\\-2\end{pmatrix}\qquad \mathbf v=\begin{pmatrix}-12\\5\end{pmatrix}$

Find u-2 v.

$\begin{pmatrix}27\\-12\end{pmatrix}$

B1 for $\begin{pmatrix}27\\k\end{pmatrix}$ or for $\begin{pmatrix}k\\-12\end{pmatrix}$ .

[Maximum number: 2]

F is the point (1,-4), $\overrightarrow{FG}=\binom{8}{-3}$ and $\overrightarrow{GH}=\binom{-12}{35}$ .
Find

(a)

$3\overrightarrow{FG}$

[ 1 ]

$\binom{24}{-9}$

(b)

$\overrightarrow{F G}+\overrightarrow{G H}$

[ 1 ]

$\binom{-4}{32}$

All question bank results loaded