1
Soit \(A \in \mathcal{M}_n(K)\) et \({f_A} : {\mathcal{M}_n(K)} \to {\mathcal{M}_n(K)}, X \mapsto {AX.}\) Calculer \(\det f_A\).
Soit \(A \in \mathcal{M}_n(K)\) et \({f_A} : {\mathcal{M}_n(K)} \to {\mathcal{M}_n(K)}, X \mapsto {AX.}\) Calculer \(\det f_A\).