Find the square matrix — task. Mathematics State Board, Class 10.

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What will be value of

$A^2$ if

$A =\begin{bmatrix} 6 & 9 & 2\\ 10 & 4 & 4\\ 3 & 13 & 4 \end{bmatrix}$

$A^2$ matrix is

$[\begin{array}{l} i & i & i \\ i & i & i \\ i & i & i \end{array}]$

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