Let a=2i^{\^}+j^{\^}-2k^{\^} and b=i^{\^}+j^{\^}. if c is a vector such that a.c =|c|,|c-a|=2\sqrt2 and the angle between a\timesb and c is 30°. Then, |(a\timesb)\timesc| is equal to

Manipal Entrance Test 2015 Math Paper

Question : 64 of 70

Marks: +1, -0

Let a=2

−2

and b=

. if c is a vector such that a.c=|c|,|c−a|=2√2 and the angle between a×b and c is 30°. Then, |(a×b)×c| is equal to

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