If the centroid of the tetrahedron OABC where A, B, C are the points (a, 2, 3), (1

MATHEMATICS · Subjective · AP · AP Precalculus · Functions with Parameters, Vectors, and Matrices · Functions with Parameters, Vectors, and Matrices

Problem

If the centroid of the tetrahedron OABC where A, B, C are the points (a, 2, 3), (1, b, 2) and (2, 1, c) be (1, 2, 3), then the point (a, b, c) is at distance 5λ5\sqrt{\lambda} from origin, then λ\lambda must be equal to .....

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