$A=\left(\begin{array}{rr}1 & -3 \\2 & 7\end{array}\right)$ হলে- $\text { i. }|A|=13$ $\text { ii. }|\mathrm{A}+3 \mathrm{I}|=46$ $\text { iii. } A^{2}=\left[\begin{array}{rr}-5 & -24 \\16 & 43\end{array}\right]$ নিচের কোনটি সঠিক?

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