Mathematics, 18.03.2021 02:20 caitlinrosekozoxegcb

Seja A = (aj) a matriz quadrada de 20 ordem, definida por i^2, se i = j
ajj = 5i - 7j, se i>j
3i - j, se i < j

Nestas condições a soma dos elementos da transporta da inversa de A é igual:

A. 0
B. -1
C. 2
D. 1
E. -2

Answers: 1

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Seja A = (aj) a matriz quadrada de 20 ordem, definida por i^2, se i = j
ajj = 5i - 7j, se i&g...