Use a Graphing Calculator to Find the Inverse of the Matrix

question 207

Multiple Choice

Use a graphing calculator to find the inverse of the matrix. $\left[ \begin{array} { l l l l } 1 & 4 & 8 & 3 \\0 & 1 & 4 & 8 \\0 & 0 & 1 & 4 \\0 & 0 & 0 & 1\end{array} \right]$

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