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JEE Main 2026 Mathematics question

MathematicsThree Dimensional GeometryJEE Main 2026

Let a triangle PQR be such that P and Q lie on the line and are at a distance of 6 units from R(1,2,3). If (α,β,γ) is the centroid of △PQR, then α+β+γ is equal to:

Answer: (C)

Solution

Parametrising the line and requiring distance 6 from R gives two points

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Question ID VK-015423