Question

Determine se existirem os produtos
8 2 -1 1 2 3
1 7 5 X 0 2 3
-2 4 6 0 1 1

Answer 1

Assunto: multiplicação de matrizes

$\left[\begin{array}{ccc}8&2&-1\\1&7&5\\-2&4&6\end{array}\right]X\left[\begin{array}{ccc}1&2&3\\0&2&3\\0&1&1\end{array}\right]=\left[\begin{array}{ccc}8&19&29\\1&21&29\\-2&10&12\end{array}\right]$