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Question 32
The resulting unit vector for the operation k×[j×(j×i) ] is \text { The resulting unit vector for the operation } \mathbf { k } \times [ \mathbf { j } \times ( \mathbf { j } \times \mathbf { i } ) ] \text { is } The resulting unit vector for the operation k×[j×(j×i) ] is
A) the null vector.B) -j.C) -i.D) j.
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