Question

mE AJUDEEM!!!!
PORFAVOR EU PRECISO DA RESPOSTA

Answer 1

Resposta:

Explicação passo-a-passo:

A + B + C

$\left[\begin{array}{ccc}1&2\\3&4\end{array}\right]$  + $\left[\begin{array}{ccc}5&6\\7&8\end{array}\right]$ + $\left[\begin{array}{ccc}9&10\\11&12\end{array}\right]$

$\left[\begin{array}{ccc}1+5+9&2+6+10\\3+7+11&4+8+12\end{array}\right]$

$\left[\begin{array}{ccc}15&18\\21&24\end{array}\right]$