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Applied Mathematics · 2025 · 2 marks
CBSE 2025 · Central · Set 4 · Q24
Given A = [2, 0, 1; 3, 4, 5; 0, 2, 3] and B = [1, 1, -5; -5, 1, -5; 1, -2, 4], find BA.
Given $\displaystyle \mathrm{A}=\left[\begin{array}{lll}2 & 0 & 1 \\ 3 & 4 & 5 \\ 0 & 2 & 3\end{array}\right]$ and $\displaystyle \mathrm{B}=\left[\begin{array}{ccc}1 & 1 & -5 \\ -5 & 1 & -5 \\ 1 & -2 & 4\end{array}\right]$, find BA.
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CBSE Class 12 Applied Mathematics past-paper question from the 2025 board exam. Where our answers come from.