Question: 5. Find two vectors parallel to u = [3,2, -1] and has a magnitude of 2. (3 marks) 6. Two unit vectors, a and b

5. Find two vectors parallel to u = [3,2, -1] and has a magnitude of 2. (3 marks) 6. Two unit vectors, a and b make an angle of 40 to each other. Sketch 3a - b. Determine |3a - b|

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