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Question 9

Solution

Express the vector 'u' below as a sum of two vectors 'u1' and 'u2', where 'u1' is parallel to the vector 'v' given below and 'u2' is perpendicular to 'v'. Make sure that the first vector in your sum is 'u1' and the second is 'u2' Use the square root symbol where needed to give an exact value for your answer. 

 

(Vectors provided in the solution)

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