QUESTION 8 What is the first row of a direct cosine matrix from a space A to a space B knowing that: - The basis vectors of A are [1, 0, 0], [0, 1, 0], and [0, 0, 1] - The basis vectors of B are [a, b, c], [d, e, f], and [g, h, i] 001 b C ei adg a a

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