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CBSE Class 12 Mathematics 2026 Supplementary Paper 65/7/3 · Q81 Marksmatrix_products

CBSE Class 12 Mathematics 2026 Supplementary Paper 65/7/3 · Question 8 (Matrices)

If \(A=\begin{bmatrix}1&-2&3\\3&2&-1\end{bmatrix}\), \(B=\begin{bmatrix}2&3\\-1&2\\4&-5\end{bmatrix}\), and \(C=AB\), find \(C_{12}\).

✅ Step-by-Step Solution

Final Answer: −16
  1. Use row 1 and column 2: 1·3+(−2)·2+3·(−5)=−16.

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All Questions in CBSE Class 12 Mathematics 2026 Supplementary Paper 65/7/3

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