Question

me ajudem por favor!
matriz

Answer 1

Resposta:

$A+ B = \left[\begin{array}{ccc}3&10\\-3&5\end{array}\right]$

Explicação passo-a-passo:

$A + B = \left[\begin{array}{ccc}2&6\\-1&5\end{array}\right] +\left[\begin{array}{ccc}1&4\\-2&0\end{array}\right] \\\\A + B = \left[\begin{array}{ccc}2 + 1&6+4\\-1-2&5+0\end{array}\right] \\\\A+ B = \left[\begin{array}{ccc}3&10\\-3&5\end{array}\right]$