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Mathematics, 18.03.2021 02:20 miguearrobita

Dada a matriz A = (aij)3x3 onde ajj = 2i - 3j + (i + ]). Assinale a alternativa que representa o valor do traço da matriz A.

A. 0

B. 2

C.4

D. 6

E. 8

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Dada a matriz A = (aij)3x3 onde ajj = 2i - 3j + (i + ]). Assinale a alternativa que representa o v...
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