If $A$ and $B$ are two matrices given by $A=\left(\begin{array}{lll}1 & 2 & 3 \\ 2 & 3 & 4 \\ 5 & 6 &…

If $A$ and $B$ are two matrices given by $A=\left(\begin{array}{lll}1 & 2 & 3 \\ 2 & 3 & 4 \\ 5 & 6 & 8\end{array}\right)$ and $B=\left(\begin{array}{lll}3 & 2 & 5 \\ 2 & 3 & 8 \\ 7 & 2 & 9\end{array}\right)$ then, the value of $|\operatorname{Adj}(A B)|$ is
  1. 24
  2. $24^2$
  3. $24^3$
  4. 65

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2017 (24 Apr Shift 1)

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