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Dot products: Find the indicated quantity, assuming that u = 2 i + j, v=i-3 j, and w = 4i-8 j.a. u.vb. v wC. W

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Dot products: Find the indicated quantity, assuming that u = 2 i + j, v=i-3 j, and w = 4i-8 j.a. u.vb. v wC. W ud. u. (v + w)e. (u + v) (u-v)f. Are any of the vectors u, v, or w perpendicular to each other? Justify your reasoning.

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