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A variable plane is at a distance, k fro...

A variable plane is at a distance, k from the origin and meets the coordinates axis in A, B , C. Then, the locus of the centroid of `triangleABC` is

A

`x^(-2)+y^(-2)+z^(-2)=(16)`

B

`x^(-2)+y^(-2)+z^(-2)=9`

C

`(1)/(9)((1)/(x^2+(1)/(y^2)+(1)/(z^2)))=0`

D

`X+Y=0`

Text Solution

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The correct Answer is:
(b,c)
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