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If \(A=\left(\begin{array}{ll}3 & -2 \\ 2 & -1\end{array}\right)\) then A20 equals
1
\(\left(\begin{array}{rr}41 & 40 \\ -40 & -39\end{array}\right)\)
2
\(\left(\begin{array}{rr}41 & -40 \\ 40 & -39\end{array}\right)\)
3
\(\left(\begin{array}{rr}41 & -40 \\ -40 & -39\end{array}\right)\)
4
\(\left(\begin{array}{rr}41 & 40 \\ 40 & -39\end{array}\right)\)