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Simplify the following vector expression (x-x)A (1) where x is the position vector of a point in 3D, y is the position vector of

Simplify the following vector expression (x-x)A (1) where x is the position vector of a point in 3D, y is the position vector of a fixed point in 3D, p = ||x y||. Express your final result in terms of p only.

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