\[
\text { Compute }(A B)^{-1} \text { when } A=\left[\begin{array}...
\[
\text { Compute }(A B)^{-1} \text { when } A=\left[\begin{array}{rrr}
1 & 1 & 2 \\
0 & 2 & -3 \\
3 & -2 & 4
\end{array}\right] \text { and } B^{-1}=\left[\begin{array}{rrr}
1 & 2 & 0 \\
0 & 3 & -1 \\
1 & 0 & 2
\end{array}\right]
\]
\( \mathrm{P} \)
W)
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