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Mathematics
Mathematics
Problem
The value of
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\hat{\mathbf{i}} \cdot (\hat{\mathbf{j}} \times \hat{\mathbf{k}}) + \hat{\mathbf{j}} \cdot (\hat{\mathbf{k}} \times \hat{\mathbf{i}}) + \hat{\mathbf{k}} \cdot (\hat{\mathbf{i}} \times \hat{\mathbf{j}})
i
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is a. 3 b. 2 c. 1 d. 0
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