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Matricea a = ( 2 4 10 6) si b = ( 1 2 5 3) verificati relatia A-2B=O2
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Răspuns :

[tex]\left[\begin{array}{ccc}2&4\\10&6\end{array}\right] +2*\left[\begin{array}{ccc}1&2\\5&3\end{array}\right] =\left[\begin{array}{ccc}2&4\\10&6\end{array}\right] -\left[\begin{array}{ccc}2&4\\10&6\end{array}\right] =\left[\begin{array}{ccc}0&0\\0&0\end{array}\right] =O2[/tex]