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Two points A(7, 0, 6) and B(3, 4, 2) lie...

Two points `A(7, 0, 6)` and `B(3, 4, 2)` lie on a plane `P_1` and Plane `P_2:2x-5y=15` is perpendicular to the plane `P_1` and the point `(2, alpha, beta)` also lie on plane `P_1` . Then find the value of `(2alpha- 3beta)` (A) `12` (B) `17` (C) `5` (D) `7`

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