[obm-l] Matrizes

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Subject: [obm-l] Matrizes
From: Ajuda QuimFis <ajudaquimfis@xxxxxxxxxxxx>
Date: Sat, 18 Jun 2005 20:40:55 -0300 (ART)
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Ol�!

-Calcular todas as matrizes X, quadradas de ordem 2, tais que X^2 = 0.

-Provar que se A e B s�o matrizes comut�veis, ent�o vale a seguinte igualdade: (AB)^n = A^nB^n

Obrigado!