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Find two unit vectors each of which is perpendicular to both u and v, where u = 2i + j - 2k, v = i + 2j - 2k

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Find two unit vectors each of which is perpendicular to both u and v, where u = 2i + j - 2k, v = i + 2j - 2k

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Let \(\overline {u} = 2\hat{i} + \hat{j} - 2\hat{k}\)

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