Question

1-Dadas as matrizes,
| 1 2 3 | | -7 -8 9 | | 2 3 -4
A= | -4 5 3 | B= | 12 6 5 | C= | 6 7 1
| 4 6 8 | | 8 7 4 | | 2 8 7
Determine
a) A+B+C)
b) A+B-C,
C) A-B+C
D) A-B-C,​

Answer 1

Resposta:

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