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If a vector r satisfies the equation r × vector (i + 2j + k ) = vector i− vector k, then vector r is equal to :

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 If a vector r satisfies the equation r × vector (i + 2j + k ) = vector i− vector k, then vector r is equal to :

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1 Answer

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Best answer

Correct option (b)

Explanation:

Comparing the co-efficients of i, j, k on both sides 

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