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If the sum of squares of distances of a ...

If the sum of squares of distances of a point from the planes `x+y+z= 0, x-z= 0 and x-2y +z= 0` is `p^(2)`, then locus of the point is

A

`x^2+z^2=p^2`

B

`x^2+2xy+y^2+z^2=p^2`

C

`x+y+z=p^2`

D

`x^2+y^2+z^2=p^2`

Text Solution

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The correct Answer is:
D
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