The value of 'a' such that the vector 2î - ĵ + k̂, î + 2ĵ - 3 – McqOptions

MCQOPTIONS

1.	The value of 'a' such that the vector 2î - ĵ + k̂, î + 2ĵ - 3k̂ and 3î + aĵ + 5k̂ are coplanar, is
A.	1
B.	-2
C.	4
D.	-4
Answer» E.

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