![\left[\begin{array}{ccc}8*3&+4*9\\7*3&+5*9\end{array}\right]](/tpl/images/1339/0990/0bec1.png)
![\left[\begin{array}{ccc}60\\66\end{array}\right]](/tpl/images/1339/0990/55969.png)
What is AB? Pls help
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Answers: 3
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