Question: 11. Let u = (2, 4, -6), v = (-3, -5,7) and w = (0, 2, 3). (a) Calculate u -20 + 3w ( b

11. Let u = (2, 4, -6), v = (-3, -5,7) and w =
11. Let u = (2, 4, -6), v = (-3, -5,7) and w = (0, 2, 3). (a) Calculate u -20 + 3w ( b ) u . v ( c) 11211 + 1/2011 12. Let u = (2, 4, -6), v = (-3, -5, 7) and w = (0, 2, 3). (a) Find the projection of u parallel to v (b) Find the projection of u perpendicular to v (c) Find the angle between u and v

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