Question: If a = (3, 2, 1), b = (1, 3, 4) and c = (2, 1, 3), confirm that

If a = (3, –2, 1), b = (–1, 3, 4) and c = (2, 1, –3), confirm that

ax (bx c) = (a c)b - (a.b)c

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