1.

If the centroid of the tetrahedron is (0, -1, (5)/(2)) and three vertices are (-2, 3, 4), (3, -4, 2), (2, -5, 1) then the fourth vertex is

Answer»

(-3, 2, 3)
(1, 0, 5)
(0, -1, 5)
(5, -1, 0)

Answer :a


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