Three Dimensional Geometry Part 1

Section: Mathematics
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Question : 29 of 100
 
Marks: +1, -0
If the point (2, α, β) lies on the plane which passes through the points (3, 4, 2) and (7, 0, 6) and is perpendicular to the plane 2x – 5y = 15, then 2α – 3β is equal to :-
[11 Jan 2019 Shift 2]
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