Question
यदि $A = \left[ {\begin{array}{*{20}{c}}0&2&0\\0&0&3\\{ - 2}&2&0\end{array}} \right]$ और $B = \left[ {\begin{array}{*{20}{c}}1&2&3\\3&4&5\\5&{ - 4}&0\end{array}} \right]$, तो $AB$ की तीसरी पंक्ति तथा तीसरे स्तम्भ का अवयव होगा

Answer

b
(b) $AB$ के गुणन में अभीष्ट अवयव

 =${C_{33}} = ( - 2)3 + 2.5 + 0.0 =  - 6 + 10 = 4$.

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