Question

considere as matrizes A= |2 1 0 3| e B= |1 -1 2 1| calcule A•B​

Answer 1

$\mathsf{\begin{bmatrix}2&1\\0&3\end{bmatrix}.\begin{bmatrix}1&-1\\2&1\end{bmatrix}=\begin{bmatrix}4&-1\\6&3\end{bmatrix}}$