If \[A=\left[ \begin{align} & 1 \\ & 2 \\ & 3 \\ \end{align} \right],\]then \[A{A}'=\] [MP PET 1992]

\[\left[ \begin{align} & 1 \\ & 4 \\ & 3 \\ \end{align} \right]\]

\[\left[ \begin{matrix} 1 & 2 & 3 \\ 2 & 4 & 6 \\ 3 & 6 & 9 \\ \end{matrix} \right]\]

If \[A=\left[ \begin{align} & 1 \\ & 2 \\ & 3 \\ \end{align} \r

1.	If \[A=\left[ \begin{align} & 1 \\ & 2 \\ & 3 \\ \end{align} \right],\]then \[A{A}'=\] [MP PET 1992]
A.	14
B.	\[\left[ \begin{align} & 1 \\ & 4 \\ & 3 \\ \end{align} \right]\]
C.	\[\left[ \begin{matrix} 1 & 2 & 3 \\ 2 & 4 & 6 \\ 3 & 6 & 9 \\ \end{matrix} \right]\]
D.	None of these
Answer» D. None of these

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If \[A=\left[ \begin{align} & 1 \\ & 2 \\ & 3 \\ \end{align} \right],\]then \[A{A}'=\] [MP PET 1992]

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