Find the inverse of the matrix.
-$$\left[ \begin{array} { r r }
3 & 0 \
1 & - 1
\end{array} \right]$$
A) $\left[ \begin{array} { c c } - 1 & 0 \ \frac { 1 } { 3 } & \frac { 1 } { 3 } \end{array} \right]$
B) $\left[ \begin{array} { c c } \frac { 1 } { 3 } & 0 \ - \frac { 1 } { 3 } & - 1 \end{array} \right]$
C) $\left[ \begin{array} { c c } \frac { 1 } { 3 } & 0 \ \frac { 1 } { 3 } & - 1 \end{array} \right]$
D) No inverse

Question

Find the inverse of the matrix.
-$$\left[ \begin{array} { r r } 
3 & 0 \
1 & - 1
\end{array} \right]$$
A) $\left[ \begin{array} { c c } - 1 & 0 \ \frac { 1 } { 3 } & \frac { 1 } { 3 } \end{array} \right]$
B) $\left[ \begin{array} { c c } \frac { 1 } { 3 } & 0 \ - \frac { 1 } { 3 } & - 1 \end{array} \right]$
C) $\left[ \begin{array} { c c } \frac { 1 } { 3 } & 0 \ \frac { 1 } { 3 } & - 1 \end{array} \right]$
D) No inverse

Quizplus · Accepted Answer

The Answer of Find the inverse of the matrix.
-$$\left[ \begin{array} { r r } 
3 & 0 \
1 & - 1
\end{array} \right]$$
A) $\left[ \begin{array} { c c } - 1 & 0 \ \frac { 1 } { 3 } & \frac { 1 } { 3 } \end{array} \right]$
B) $\left[ \begin{array} { c c } \frac { 1 } { 3 } & 0 \ - \frac { 1 } { 3 } & - 1 \end{array} \right]$
C) $\left[ \begin{array} { c c } \frac { 1 } { 3 } & 0 \ \frac { 1 } { 3 } & - 1 \end{array} \right]$
D) No inverse

Find the Inverse of the Matrix [301−1]\left[ \begin{array} { r r } 3 & 0 \\1 & - 1\end{array} \right][31​0−1​]

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