Questão 1881172

A= \(\begin{bmatrix} 1 & 2 & 3 \\ 2 & 1 & 4 \\ 3 & 4 & 1 \end{bmatrix}\) \(\begin{bmatrix} 1 & 2 & 3 \\ 2 & 1 & 4 \\ 3 & 1 & 4 \\ \end{bmatrix}\)

A= \(\begin{bmatrix} 1 & 4 & 3 \\ 2 & 1 & 2 \\ 3 & 4 & 1 \\ \end{bmatrix}\)

A= \(\begin{bmatrix} 1 & 2 & 3 \\ 0 & 1 & 4 \\ 0 & 0 & 1 \\ \end{bmatrix}\)

A= \(\begin{bmatrix} 1 & 2 & 3 \\ 2 & 1 & 4 \\ 0 & 4 & 1 \\ \end{bmatrix}\)