Three Dimensional Geometry Part 1

Section: Mathematics

Question : 52 of 100

Marks: +1, -0

If x=a,y=b,z=c is a solution of the system of linear equations x+8y+7z=0
9x+2y+3z=0
x+y+z=0
such that the point (a, b, c) lies on the plane x+2y+z=6, then 2a+b+c equals :

[Main 9 April 2017]

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