A variable plane `x/a + y/b + z/c =1` a a unit distance from origin cuts the coordinate axes at A, 8 and C. If centroid

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Q 2513401340.     A variable plane `x/a + y/b + z/c =1` a a unit distance from origin cuts the coordinate axes at A, 8 and C. If centroid (x, y, z)
satisfies the equation `1/x^2 + 1/y^2 + 1/z^2 = K` , find the value of K
JEE 2005 Prelims
A

9

B

3

C

1/9

D

1/3

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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