Find the inverse of each matrix in Problems 6-7. (left[begin{array}{lll}1 & 3 & 3 1 &
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Find the inverse of each matrix in Problems 6-7.
\(\left[\begin{array}{lll}1 & 3 & 3 \\ 1 & 4 & 3 \\ 1 & 3 & 4\end{array}ight]\\\)
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