The value of k for which the planes \[3x-6y-2z=7\] and \[2x+y-kz=5\] are perpendicular to each other, is [MP PET 1992]

The value of k for which the planes \[3x-6y-2z=7\] and \[2x+y-kz=5\] a

1.	The value of k for which the planes \[3x-6y-2z=7\] and \[2x+y-kz=5\] are perpendicular to each other, is [MP PET 1992]
A.	0
B.	1
C.	2
D.	3
Answer» B. 1

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The value of k for which the planes \[3x-6y-2z=7\] and \[2x+y-kz=5\] are perpendicular to each other, is [MP PET 1992]

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