MCQ
$\left[\begin{array}{ll}2 & 3 \\ 5 & 7\end{array}\right]\left[\begin{array}{l}2 \\ 5\end{array}\right]=$
  • A
    $\left[\begin{array}{cc}4 & 6 \\ 25 & 35\end{array}\right]$
  • B
    $\left[\begin{array}{cc}4 & 15 \\ 10 & 35\end{array}\right]$
  • C
    $\left[\begin{array}{ll}19 & 45\end{array}\right]$
  • $\left[\begin{array}{l}19 \\ 45\end{array}\right]$

Answer

Correct option: D.
$\left[\begin{array}{l}19 \\ 45\end{array}\right]$
D

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