Class 12 Vector Algebra · Mcq Single Correct1 Markscomponents
Class 12 Maths · Vector Algebra · Mcq Single Correct #4
For a vector a, find (a · i)i + (a · j)j + (a · k)k.
✅ Step-by-Step Solution
Final Answer: Option (B): a
- The three terms reconstruct the Cartesian components of a.
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