For two-dimensional vectors u= < u1, U2 > and v= < v1, v2 > , then the dot product is simply the scalar obtained by ủ · i = u1v1 + uzv2 Let u = (1, – 1) and v = (6, 3). Compute the following: ủ · U. V = %3D - 7(ü · ö) = (- 7ủ) · i = ủ· (– T6)

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