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Find the Inverse of the Matrix [1262]\left[ \begin{array} { r r } 1 & - 2 \\ 6 & 2 \end{array} \right]

Question 32

Multiple Choice

Find the inverse of the matrix.
- [1262]\left[ \begin{array} { r r } 1 & - 2 \\ 6 & 2 \end{array} \right]


A) [171737114]\left[ \begin{array} { c c } \frac { 1 } { 7 } & \frac { 1 } { 7 } \\ - \frac { 3 } { 7 } & \frac { 1 } { 14 } \end{array} \right]
B) [371141717]\left[ \begin{array} { c c } - \frac { 3 } { 7 } & \frac { 1 } { 14 } \\ \frac { 1 } { 7 } & \frac { 1 } { 7 } \end{array} \right]
C) [171737114]\left[ \begin{array} { c c } \frac { 1 } { 7 } & - \frac { 1 } { 7 } \\ \frac { 3 } { 7 } & \frac { 1 } { 14 } \end{array} \right]
D) [114173717]\left[ \begin{array} { c c } \frac { 1 } { 14 } & \frac { 1 } { 7 } \\ - \frac { 3 } { 7 } & \frac { 1 } { 7 } \end{array} \right]

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