Question: d. Given two vectors in R3: 2 1 u : 1 and v : 1 2 3 i. Calculate the norm of u. (2 marks)

d. Given two vectors in R3: 2 1 u : 1 and v : 1 2 3 i. Calculate the norm of u. (2 marks) ii. Find the orthogonal projection of u on v (projvu). (2 marks) iii. Find the distance between 11 and v. (2 marks)

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