For three non zero vectors a, b and c prove that [a.b b.c c.a] = 0
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[a.b b.c c.a] = 0
Step-by-step explanation:
Such questions can easily be proved with the help of examples, I am considering
a=i b=j and c=k, for the ease of calculation
a.b= i.j =0
b.c=j.k=0
c.a=k.i=0
so the ultimate value [a.b b.c c.a] = 0
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