Class 12 Matrices · Conceptual Answer1 Marksmatrix_construction
Class 12 Maths · Matrices · Conceptual Answer #44
Construct A=[aᵢⱼ]₂ₓ₂ with aᵢⱼ=|i²−j|.
✅ Step-by-Step Solution
Final Answer: \(\begin{bmatrix}0 & 1\\3 & 2\end{bmatrix}\)
- The four entries are a₁₁=|1−1|=0, a₁₂=|1−2|=1, a₂₁=|4−1|=3, a₂₂=|4−2|=2.
- \(\begin{bmatrix}0 & 1\\3 & 2\end{bmatrix}\)
📋 CBSE Stepwise Marking Scheme
- [0.5 marks] The four entries are a₁₁=|1−1|=0, a₁₂=|1−2|=1, a₂₁=|4−1|=3, a₂₂=|4−2|=2.
- [0.5 marks] \(\begin{bmatrix}0 & 1\\3 & 2\end{bmatrix}\)
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