Let →a=3^i+2^j+2^k and →b=^i+2^j−2^k be two vectors. If a vector – InterviewSolution

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1.	Let →a=3^i+2^j+2^k and →b=^i+2^j−2^k be two vectors. If a vector perpendicular to both the vectors →a+→b and →a−→b has the magnitude 12 then one such vector is :
Answer» Let $\to a = 3^i + 2^j + 2^k$ and $\to b =^i + 2^j - 2^k$ be two vectors. If a vector perpendicular to both the vectors $\to a + \to b$ and $\to a - \to b$ has the magnitude $12$ then one such vector is :

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