Question: If A(4, 2, 6) and B (8,-5, 2) are two points in R, determine the following: a) AB and AB. [3 marks] b) The

If A(4, 2, 6) and B (8,-5, 2) are two points in

If A(4, 2, 6) and B (8,-5, 2) are two points in R, determine the following: a) AB and AB. [3 marks] b) The coordinates of the unit vector in the opposite direction of AB. [2 marks]

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