Class 12 Vector Algebra · Conceptual Answer1 Marksunit_vectors
Class 12 Maths · Vector Algebra · Conceptual Answer #45
Find the unit vector along the sum of (2,−1,1) and (0,2,1).
✅ Step-by-Step Solution
Final Answer: (2,1,2)/3.
- Their sum is (2,1,2), of norm √9 = 3. Normalize it.
- (2,1,2)/3.
📋 CBSE Stepwise Marking Scheme
- [0.5 marks] Their sum is (2,1,2), of norm √9 = 3. Normalize it.
- [0.5 marks] (2,1,2)/3.
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