CBSE Class 12 Mathematics 2026 Main Paper 65/3/3 · Q71 Marksskew_symmetric_matrices
CBSE Class 12 Mathematics 2026 Main Paper 65/3/3 · Question 7 (Matrices)
If A and B are skew-symmetric of the same order, classify ABᵀ+BAᵀ.
✅ Step-by-Step Solution
Final Answer: Symmetric
- The expression is −AB−BA. Its transpose is −BᵀAᵀ−AᵀBᵀ=−BA−AB, the same matrix.
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