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If the line  - 2/3 = y + 1/2 = z - 1/-1 intersects the plane 2x + 3y – z+13 = 0 at a point P and the plane 3x + y + 4z = 16 at a point Q, then PQ is equal to :

(1) 2 7 (2) 14 (3) 2 14 (4) 14 

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Correct option (3) 2 √14

Explanation:

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