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Question
Write the value of \[\hat{ i } \times \left(\hat{ j } \times \hat{ k } \right) .\]
Short/Brief Note
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Solution
\[\hat{ i } \times \left(\hat{ j } \times \hat{ k } \right)\]
\[ = \hat{ i } \times \hat{ i } \]
\[ = \vec{0}\]
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