A position vector of point P is 3i + 4j and the position vector of point Q is 7i - 2j.
(a) Find the vector PQ.
(b) Find |PQ|, the magnitude of PQ.
(c) Find the unit vector in the direction of PQ.
(d) If M is the midpoint of PQ, find the position vector of M.

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A) null

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B) null

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C) null

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D) null

A position vector of point P is 3i + 4j and the position vector of point Q is 7i - 2j. (a) Find the vector PQ. (b) Find |PQ|, the magnitude of PQ. (c) Find the unit vector in the direction of PQ. (d) If M is the midpoint of PQ, find the position vector of M.

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