Matrices Selectividad Catalunya

catalunya ecuacion_matricial matrices selectividad

Sean las matrices
$A =\left( \begin{array}{cc} 1 & 0 \\ -1 & 0 \end{array} \right)$ ,
$B =\left( \begin{array}{cc} 0 & 1 \\ 1 & -1 \end{array} \right)$ ,
$C =\left( \begin{array}{cc} -1 & -1 \\ 1 & 1 \end{array} \right)$

Halla $X = A \cdot (B-C)$

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