Question

URGENTE!
determinar os cálculos da foto​

Answer 1

Resposta:

Explicação passo-a-passo:

 a)    $\left[\begin{array}{ccc}5&1\\3&0\\\end{array}\right] + \left[\begin{array}{ccc}-2&6\\1&-8\\\end{array}\right] = \left[\begin{array}{ccc}3&7\\4&-8\\\end{array}\right]$  

 b)    $\left[\begin{array}{ccc}10&18\\-9&15\\\end{array}\right] - \left[\begin{array}{ccc}-7&3\\-2&5\\\end{array}\right] = \left[\begin{array}{ccc}17&15\\-7&10\\\end{array}\right]$