Let →a=^i+^j+2^k and→b=−^i+2^j+3^k. Then the vector product (→ – InterviewSolution

1.	Let →a=^i+^j+2^k and→b=−^i+2^j+3^k. Then the vector product (→a+→b)×((→a×((→a−→b)×→b))×→b) is equal to
Answer» Let $\to a =^i +^j + 2^k$ and $\to b = -^i + 2^j + 3^k$ . Then the vector product $(\to a + \to b) \times ((\to a \times ((\to a - \to b) \times \to b)) \times \to b)$ is equal to

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