Coordinate Geometry – 8

8. A plane meets the coordinate axes in A,B,C such that the centroid of the triangle ABC is the point (a,a,a). Then the equation of the plane is x+y+z=p where p is :

(a) a
(b) 3/a
(c) a/3
(d) 3a

Answer : (d)

Explanation : No answer description available for this question. Let us discuss.

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