Properties and Arithmetic (AQA A-Level Further Maths): Quizzes

$2 \times 3$

When they have the same order

Multiplying each element by the scalar

No, middle numbers don't match

$3 \times 4$

No, generally $AB \neq BA$

Swaps rows and columns

$5 \times 3$

$B^T A^T$

$B \times B$ (if $B$ is square)