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

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

A) $\left[ \begin{array} { c c } - \frac { 1 } { 2 } & - 1 \\ 0 & 1 \end{array} \right]$
B) $\left[ \begin{array} { r r } 0 & - \frac { 1 } { 2 } \\ 1 & - 1 \end{array} \right]$
C) $\left[ \begin{array} { r r } 1 & 1 \\ 0 & - \frac { 1 } { 2 } \end{array} \right]$
D) $\left[ \begin{array} { c c } 1 & - 1 \\ 0 & - \frac { 1 } { 2 } \end{array} \right]$

Correct Answer:

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