Class 12 Matrices · Conceptual Answer1 Markssymmetric_and_skew_symmetric
Class 12 Maths · Matrices · Conceptual Answer #41
For which x is \(\begin{bmatrix}0 & 1 & -2\\-1 & 0 & 3\\x & -3 & 0\end{bmatrix}\) skew-symmetric?
✅ Step-by-Step Solution
Final Answer: x=2
- Skew-symmetry requires a₃₁=−a₁₃, so x=−(−2)=2; the remaining entries already satisfy the rule.
- x=2
📋 CBSE Stepwise Marking Scheme
- [0.5 marks] Skew-symmetry requires a₃₁=−a₁₃, so x=−(−2)=2; the remaining entries already satisfy the rule.
- [0.5 marks] x=2
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