Vector Algebra
Oswaal
CBSE
Grade 12
Question:
Value of $\hat{i} \cdot (\hat{j} \times \hat{k}) + \hat{j} \cdot (\hat{k} \times \hat{i}) + \hat{k} \cdot (\hat{i} \times \hat{j})$ is:
(a) $3$
(b) $1$
(c) $0$
(d) $-3$
Step-by-Step Solution
Key Concept: 1 + 1 + 1 = 3.
The detailed step-by-step mathematical proof is available inside the Mathbee app workspace.
Correct Answer: $3$
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