Question

Dadas as matrizes A = 1 -2 e b = 8 5

0 4 -2 -1
A + B

Answer 1

Resposta:

A +B=86

porque 2-1= 1 + 85 =86

Answer 2

Resposta:

$A=\begin{pmatrix}1&-2\\ 0&4\end{pmatrix}\\ \\ \\ B=\begin{pmatrix}8&5\\ -2&-1\end{pmatrix}\\ \\ \\ A+B=\\ \\ \begin{pmatrix}1+8&-2+5\\ 0-2&4-1\end{pmatrix}=\\ \\ \\= \begin{pmatrix}9&3\\ -2&3\end{pmatrix}$