a_{21} x_1 + a_{22} x_2 + \dots + a_{2n} x_n & = & b_2\\ Supposons que $\det A \neq 0$. \pause Alors l'unique solution $(x_1,x_2,\ldots,x_n)$ du système est donnée ...
\item\pause $\det E_{C_i \leftarrow C_i+\lambda C_j} = +1$ \item\pause $\det E_{C_i \leftrightarrow C_j} = -1$ ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback