Use the Matrix Capabilities of a Graphing Utility to Find $\frac { 1 } { 6 } \left[ \begin{array} { c c c } - 4 & - 5 & 3 \\ - 4 & - 8 & 3 \\ 1 & 2 & 0 \end{array} \right]$

Use the matrix capabilities of a graphing utility to find the inverse of the matrix $\frac { 1 } { 6 } \left[ \begin{array} { c c c } - 4 & - 5 & 3 \\ - 4 & - 8 & 3 \\ 1 & 2 & 0 \end{array} \right]$ (if it exists) .

A) $\left[ \begin{array} { c c c } 2 & 2 & 6 \\ 0 & - 2 & 0 \\ 0 & 4 & 8 \end{array} \right]$
B) $\left[ \begin{array} { c c c } - 6 & 8 & 4 \\ 0 & - 2 & 0 \\ 0 & 2 & - 6 \end{array} \right]$
C) $\left[ \begin{array} { c c c } - 4 & 0 & 6 \\ 0 & - 2 & 0 \\ 0 & 2 & - 4 \end{array} \right]$
D) $\left[ \begin{array} { c c c } - 4 & 4 & 6 \\ 2 & - 2 & 0 \\ 0 & 2 & 8 \end{array} \right]$
E) does not exist

Correct Answer:

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