Let the point, on the line passing through the points P(1, –2, 3) and Q(5, –4, 7), farther from the origin and at a distance of 9 units from the point P, be ( α , β , γ ). Then α 2 + β 2 + γ 2 is equal to :

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Let the point, on the line passing through the points P(1, –2, 3) and Q(5, –4, 7), farther from the origin and at a distance of 9 units from the point P, be ( α , β , γ ). Then α 2 + β 2 + γ 2 is equal to :

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