Question
यदि A = $\left[\begin{array}{lll} 1 & 2 & 3 \\ 2 & 3 & 1 \end{array}\right]$ तथा B = $\left[\begin{array}{rrr} 3 & -1 & 3 \\ -1 & 0 & 2 \end{array}\right] $ हैं तो 2A - B ज्ञात कीजिए।
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| X | 0 | 1 | 2 | 3 | 4 |
| P(X) | 0.4 | 0.4 | 0.2 | - 0.1 | 0.3 |