Let a =2 i + j -2 k and b = i + j . If c is a vector such that a c =| c |, | c - a |=2 2 and the angle...

Question

Let a =2 i + j -2 k and b = i + j . If c is a vector such that a c =| c |, | c - a |=2 2 and the angle between ( a b ) and c is 30^ 0 , then |( a b ) c | is equal to

Accepted Answer

(A)

MHT CET 2024 Mathematics question

Solution

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