Find the inverse matrix of A.
-$$A = \left[ \begin{array} { r r }
- 1 & 3 \
0 & - 2
\end{array} \right]$$
A) $\left[ \begin{array} { r r } - \frac { 1 } { 2 } & - \frac { 3 } { 2 } \ 0 & - 1 \end{array} \right]$
B) $\left[ \begin{array} { r r } - 1 & - \frac { 3 } { 2 } \ 0 & - \frac { 1 } { 2 } \end{array} \right]$
C) $\left[ \begin{array} { r r } - 1 & \frac { 3 } { 2 } \ 0 & - \frac { 1 } { 2 } \end{array} \right]$
D) $\left[ \begin{array} { r r } 0 & - \frac { 1 } { 2 } \ - 1 & - \frac { 3 } { 2 } \end{array} \right]$

Question

Find the inverse matrix of A.
-$$A = \left[ \begin{array} { r r } 
- 1 & 3 \
0 & - 2
\end{array} \right]$$
A) $\left[ \begin{array} { r r } - \frac { 1 } { 2 } & - \frac { 3 } { 2 } \ 0 & - 1 \end{array} \right]$
B) $\left[ \begin{array} { r r } - 1 & - \frac { 3 } { 2 } \ 0 & - \frac { 1 } { 2 } \end{array} \right]$
C) $\left[ \begin{array} { r r } - 1 & \frac { 3 } { 2 } \ 0 & - \frac { 1 } { 2 } \end{array} \right]$
D) $\left[ \begin{array} { r r } 0 & - \frac { 1 } { 2 } \ - 1 & - \frac { 3 } { 2 } \end{array} \right]$

Quizplus · Accepted Answer

The Answer of Find the inverse matrix of A.
-$$A = \left[ \begin{array} { r r } 
- 1 & 3 \
0 & - 2
\end{array} \right]$$
A) $\left[ \begin{array} { r r } - \frac { 1 } { 2 } & - \frac { 3 } { 2 } \ 0 & - 1 \end{array} \right]$
B) $\left[ \begin{array} { r r } - 1 & - \frac { 3 } { 2 } \ 0 & - \frac { 1 } { 2 } \end{array} \right]$
C) $\left[ \begin{array} { r r } - 1 & \frac { 3 } { 2 } \ 0 & - \frac { 1 } { 2 } \end{array} \right]$
D) $\left[ \begin{array} { r r } 0 & - \frac { 1 } { 2 } \ - 1 & - \frac { 3 } { 2 } \end{array} \right]$

Find the Inverse Matrix of A A=[−130−2]A = \left[ \begin{array} { r r } - 1 & 3 \\0 & - 2\end{array} \right]A=[−10​3−2​]

Find the Inverse Matrix of A $A = \left[ \begin{array} { r r } - 1 & 3 \\0 & - 2\end{array} \right]$