Am I correct to say that this matrix $C$ cannot be found $C\times\left(\begin{array}{cc} 9 & 1\\ 4 & 6\\ 3 & 4\end{array}\right) = \left(\begin{array}{cc}9&1\\4 & 6\\ 3&4\end{array}\right)$
because the columns does not match the rows?
Am I correct to say that this matrix $C$ cannot be found $C\times\left(\begin{array}{cc} 9 & 1\\ 4 & 6\\ 3 & 4\end{array}\right) = \left(\begin{array}{cc}9&1\\4 & 6\\ 3&4\end{array}\right)$
because the columns does not match the rows?
In this case, C must be a 3x3 matrix.