a, b, c are nonzero vectors such that a is perpendicular to b and c, | a|=1, | b|=2, | c|=1 and b c=1. There...

Question

a, b, c are nonzero vectors such that a is perpendicular to b and c, | a|=1, | b|=2, | c|=1 and b c=1. There is nonzero vector d coplanar with a+ b and 2 b- c. If d a=1, then | d|^2=

Accepted Answer

(A)

MHT CET 2025 Mathematics question

Solution

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