VectorHard
Question
The p.v. of four points A,B,C,D are respectively 2î + ĵ, î − 3ĵ, 3î + 2ĵ and î + λĵ. If 
|| 
, then value of λ is-
|| , then value of λ is-Options
A.6
B.−6
C.8
D.−8
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