Let the image of the point P(1,2,6) in the plane... | 3D Geometry | JEE Main

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JEE MAIN 2023

10-4-2023 S2

Question

Let the image of the point $\mathrm{P}(1,2,6)$ in the plane passing through the points $\mathrm{A}(1,2,0), \mathrm{B}(1,4,1)$ and $\mathrm{C}(0,5,1)$ be $\mathrm{Q}(\alpha, \beta, \gamma)$. Then $\left(\alpha^2+\beta^2+\gamma^2\right)$ is equal to :

Select the correct option:

A

65

B

70

C

76

D

62

✓ Correct! Well done.

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