Question: Part 3: Thinking [13 marks] = 20. Given a = [8,-6, 4], b = [-2, 1, -3] and [7,6,-2], find = a) b. [2

Part 3: Thinking [13 marks] = 20. Given a = [8,-6, 4],

Part 3: Thinking [13 marks] = 20. Given a = [8,-6, 4], b = [-2, 1, -3] and [7,6,-2], find = a) b. [2 marks] (-2, 1-3]. [7.6,-2] (2)(7)+ (0)(6) + (3)(-2) = -14 + 6 + 6 = -2 b) ax [2 marks] a. c = L c) 0, the angle between a and c [3 marks] d) projeb [3 marks]

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