Question

Determine os produtos (matriz)
$\left[\begin{array}{ccc}1&3&6\\2&5&1\\4&0&2\end{array}\right] \left[\begin{array}{ccc}5&0&\\2&4&\\3&2&\end{array}\right]$

Answer 1

$Resolu\c{c}\~ao \to \left\{\begin{array}{ccc} \left[\begin{array}{ccc}1&3&6\\2&5&1\\4&0&2\end{array}\right]_{3x3}* \left[\begin{array}{ccc}5&0\\2&4\\3&2\end{array}\right]_{3x2} = \\\\\\ \left[\begin{array}{ccc}1*5+3*2+6*3&1*0+3*4+6*2\\2*5+5*2+1*3&2*0+5*4+1*2\\4*5+0*2+2*3&4*0+0*4+2*2\end{array}\right] = \\\\\\ \left[\begin{array}{ccc}5+6+18&12+12\\10+10+3&20+2\\20+6&4\end{array}\right] = \\\\\\ \left[\begin{array}{ccc}29&24\\23&22\\26&4\end{array}\right]_{3x2} \end{array}\right$

Espero ter ajudado. =^.^=