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Let a 2i j 2k and b i j Let c be a vector such that c a 3 axb xc 3 and the angle between c and a x b be 30 degrees Then a c is equal to

Let a 2i j 2k and b i j Let c be a vector such that c a 3 axb xc 3 and the angle between c and a x b be 30 degrees Then a c is equal to

Let a= 2i+j-2k and b = i+j. Let c be a vector such that |c-a| = 3, |(axb)xc| =3 and the angle between c and a x b be 30 degrees. Then a.c is equal to:
 
rahul 08-Aug-2020

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