Question

If $A$ is a matrix of order $2$ $\times 3$, $B$ is a matrix of order $3\times 5$ , then what in the order of matrix $\left(AB\right)$ or $(AB{)}^t$

Answer 1

Order of AB $=2\times 3.3\times 5\Rightarrow 2\times 5$

$(AB{)}^T=5\times 2.$