a,b,c are three vectors such that a x b=c, b x c=a

Asked by  | 20th Feb, 2009, 05:30: PM

Expert Answer:

b(a x b)=a

|b|2 a- (a.b) b= a

as ab,a.b=0

Hence , |b|2 =1,Hence |b|=1

From given equation,

|a x b|=|c|

Hence ,|a|=|c


Answered by  | 20th Feb, 2009, 11:04: PM

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