3.If \begin{equation*} A = \begin{bmatr...

3.`If \begin{equation} A = \begin{bmatrix} 3 & 3 & 5 \\ 4 & 4 & 4 \\ \end{bmatrix} \end{equation}` and `\begin{equation} B = \begin{bmatrix} -3 & 4 \\ 2 & -5 \\ 1 & 1 \end{bmatrix} \end{equation} Then find the value of `AB`

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