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InterviewSolution
| 1. |
If a variable plane which is at a constant distance 3p from the origin cut the co-ordinate axes at points A ,B , C , then locus of the centroid of `DeltaABC` isA. `(1)/(x^(2))+(1)/(y^(2))+(1)/(z^(2))=(1)/(9p^(2))`B. `(1)/(x^(2))+(1)/(y^(2))+(1)/(z^(2))=(1)/(3p^(2))`C. `(1)/(x^(2))+(1)/(y^(2))+(1)/(z^(2))=(1)/(p^(2))`D. `(1)/(x^(2))+(1)/(y^(2))+(1)/(z^(2))=(3)/(p^(2))` |
| Answer» Correct Answer - C | |