Transformations using Matrices (Edexcel A-Level Further Mathematics): Quizzes

$\begin{pmatrix} 1 & 0 \\ 0 & -1 \end{pmatrix}$

$\begin{pmatrix} 0 & 1 \\ 1 & 0 \end{pmatrix}$

The $y$-axis

$\begin{pmatrix} 0 & -1 \\ 1 & 0 \end{pmatrix}$

$\begin{pmatrix} -1 & 0 \\ 0 & -1 \end{pmatrix}$

$\cos \theta$

$\begin{pmatrix} k & 0 \\ 0 & 1 \end{pmatrix}$

$\begin{pmatrix} 1 & 0 \\ 0 & k \end{pmatrix}$

$\begin{pmatrix} k & 0 \\ 0 & k \end{pmatrix}$

$BA$

$\begin{pmatrix} 0 & -1 \\ -1 & 0 \end{pmatrix}$

Stretch scales along one axis only