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If (a xx b) xx c = a xx (b xx c). Where ...

If `(a xx b) xx c = a xx (b xx c)`. Where a,b and c are any three vectors such that `a.b != 0, b. c != 0` then a and c are

A

parallel

B

inclined at an angle of `pi//3` between then

C

inclined at angle of `pi//6` between then

D

perpendicular

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A
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