Question
यदि $A = [1\,2\,3],B = \left[ \begin{array}{l}2\\3\\4\end{array} \right]$ और $C = \left[ {\begin{array}{*{20}{c}}1&5\\0&2\end{array}} \right]$, तब निम्न में कौेन सा परिभाषित होगा
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