Find the Inverse of the Matrix $$\left[ \begin{array} { l l l } 1 & - 1 & 8 \\1 & 0 & 2 \\2 & - 1 & 10\end{array} \right]$$

question 31

Multiple Choice

Find the inverse of the matrix.
- $$\left[ \begin{array} { l l l } 1 & - 1 & 8 \\1 & 0 & 2 \\2 & - 1 & 10\end{array} \right]$$

• A) \(\left[ \begin{array} { l l l } 1 & 0 & 2 \\ 0 & 1 & - 6 \\ 0 & 0 & 0 \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c } 1 & 1 & 2 \\ - 1 & 0 & - 1 \\ 8 & 2 & 10 \end{array} \right]\)
• C) No inverse
• D) \(\left[ \begin{array} { l l l } 1 & 0 & 2 \\ 0 & 1 & - 6 \\ 0 & 7 & 0 \end{array} \right]\)

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