Question: Please answer urgently! Pa 3. If lul = 3, |71 = 8 and the angle between these vectors is 83, determine a) ux [2 marks]

Please answer urgently!

Pa 3. If lul = 3, |71 = 8 and the angle between these vectors is 83, determine a) ux [2 marks] b) u . B [2 marks]
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