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OpenStudy (anonymous):
Check my work please: The inverse of a matrix
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OpenStudy (anonymous):
The inverse of \[\left[\begin{matrix}2 & -4 \\ 4 & -6\end{matrix}\right]\]
OpenStudy (anonymous):
is \[\left[\begin{matrix}3/2 & -1 \\ 1 & -1/2\end{matrix}\right]\] ?
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