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if X.A=0,X.B=0,X.C=0 for some non-zero vectorsX. then value of [ABC] is

mansi dabriwal , 11 Years ago
Grade 12th pass
anser 3 Answers
Shubham Singh
zero
Last Activity: 11 Years ago
mansi dabriwal
????
Last Activity: 11 Years ago
Shubham Singh
There can only be three vectors which can be mutually perpendicular. 
From question, we can say that X is perpendicular to A, B and C. Hence, at least 2 of A, B and C are collinear.
And if in [ABC] any two are collinear, then [ABC] is zero.
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Last Activity: 11 Years ago
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