Question

Subtração de matrizes
1 -2 5 4
3 1 _ 1 3

Answer 1

Resposta:

$\begin{pmatrix}1&-2\\ 3&1\end{pmatrix}-\begin{pmatrix}5&4\\ 1&3\end{pmatrix}=\begin{pmatrix}-4&-6\\ 2&-2\end{pmatrix}$