Question: Thinking (13 marks) 19. Given the following: u = [-2,-1,2] v =[1,-1, 4] and w = [4,3,-2], find a) uxw [2] b) vow [2] c)

Thinking (13 marks) 19. Given the following: u = [-2,-1,2] v =[1,-1, 4] and w = [4,3,-2], find a) uxw [2] b) vow [2] c) 0, the angle between u and w 13] d) projav (3] e) Are the vectors u, v and w coplanar? Show your answer algebraically. [3]

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