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VECTORES - Inicio · (–4, 0, 0) = a(1, 3, 1) + b(3, 1, –3) + c(0, 1, 2) Igualdade que conduce ao sistema: a 3b 2c 0 3a b c 0 a 3b 4. Cuxas solucións son: a = 2, b = –2 e c
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