AnastasiaJauregui
25.12.2021 •
Mathematics
Add the matrices. Help please
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Ответ:
D)![\left[\begin{array}{cc}-1&2&1&9\end{array}\right]](/tpl/images/2605/2485/5618c.png)
Step-by-step explanation:
You basically add the corresponding entries for each row and column:
Therefore, option D,![\left[\begin{array}{cc}-1&2&1&9\end{array}\right]](/tpl/images/2605/2485/5618c.png)
, is correct.
Ответ:
Volume = lwh
Volume = 5×3×7
Volume = 105cube