Find the Inverse of the Matrix $$\left[ \begin{array} { l l } 6 & - 3 \\3 & - 6\end{array} \right]$$

question 54

Multiple Choice

Find the inverse of the matrix.
- $$\left[ \begin{array} { l l } 6 & - 3 \\3 & - 6\end{array} \right]$$

• A) \(\left[ \begin{array} { c } \frac { 2 } { 9 } - \frac { 1 } { 9 } \\ \frac { 1 } { 9 } - \frac { 2 } { 9 } \end{array} \right]\)
• B) \(\left[ \begin{array} { r r } - \frac { 2 } { 9 } & - \frac { 1 } { 9 } \\ \frac { 1 } { 9 } & \frac { 2 } { 9 } \end{array} \right]\)
• C) \(\left[ \begin{array} { r r } \frac { 2 } { 9 } & \frac { 1 } { 9 } \\ - \frac { 1 } { 9 } & - \frac { 2 } { 9 } \end{array} \right]\)
• D) \(\left[ \begin{array} { l } \frac { 1 } { 9 } - \frac { 2 } { 9 } \\ \frac { 2 } { 9 } - \frac { 1 } { 9 } \end{array} \right]\)

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