Question

essa tmbmm pfvrrr.rrrrr​

Answer 1

Resposta:

$\left[\begin{array}{ccc}9&-2\\-7&5\end{array}\right]$

Explicação passo a passo:

A + B

$\left[\begin{array}{ccc}1&0\\-2&4\end{array}\right] + \left[\begin{array}{ccc}8&-2\\-5&1\end{array}\right]$

$\left[\begin{array}{ccc}1+8&0+(-2)\\-2+(-5)&4+1\end{array}\right]$

$\left[\begin{array}{ccc}9&-2\\-7&5\end{array}\right]$

Answer 2

Resposta:

segue resposta e explicação:

Explicação passo a passo:

Seja as matrizes:

$A = \left[\begin{array}{cc}1&0\\-2&4\end{array}\right]$       e       $B = \left[\begin{array}{cc}8&-2\\-5&1\end{array}\right]$

Então:

$A + B = \left[\begin{array}{cc}1+8&0+(-2)\\-2+(-5)&4+1\end{array}\right] = \left[\begin{array}{cc}9&-2\\-7&5\end{array}\right]$

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