Find the inverse of the matrix, if it exists
-$$A = \left[ \begin{array} { r r }
- 3 & - 4 \
3 & - 4
\end{array} \right]$$
A) $$\left[ \begin{array} { r r } - \frac { 1 } { 8 } & \frac { 1 } { 6 } \ - \frac { 1 } { 8 } & - \frac { 1 } { 6 } \end{array} \right]$$
B) $\left[\begin{array}{cc} -\frac{1}{6} & \frac{1}{6} \ -\frac{1}{8} & -\frac{1}{8} \end{array}\right]$
D) $\left[\begin{array}{c} -\frac{1}{6}-\frac{1}{6} \ \frac{1}{8}-\frac{1}{8} \end{array}\right]$

Question

Find the inverse of the matrix, if it exists
-$$A = \left[ \begin{array} { r r } 
- 3 & - 4 \
3 & - 4
\end{array} \right]$$
A) $$\left[ \begin{array} { r r } - \frac { 1 } { 8 } & \frac { 1 } { 6 } \ - \frac { 1 } { 8 } & - \frac { 1 } { 6 } \end{array} \right]$$ 
B) $\left[\begin{array}{cc} -\frac{1}{6} & \frac{1}{6} \ -\frac{1}{8} & -\frac{1}{8} \end{array}\right]$ 
D) $\left[\begin{array}{c} -\frac{1}{6}-\frac{1}{6} \ \frac{1}{8}-\frac{1}{8} \end{array}\right]$

Quizplus · Accepted Answer

The Answer of Find the inverse of the matrix, if it exists
-$$A = \left[ \begin{array} { r r } 
- 3 & - 4 \
3 & - 4
\end{array} \right]$$
A) $$\left[ \begin{array} { r r } - \frac { 1 } { 8 } & \frac { 1 } { 6 } \ - \frac { 1 } { 8 } & - \frac { 1 } { 6 } \end{array} \right]$$ 
B) $\left[\begin{array}{cc} -\frac{1}{6} & \frac{1}{6} \ -\frac{1}{8} & -\frac{1}{8} \end{array}\right]$ 
D) $\left[\begin{array}{c} -\frac{1}{6}-\frac{1}{6} \ \frac{1}{8}-\frac{1}{8} \end{array}\right]$

Find the Inverse of the Matrix, If It Exists - A=[−3−43−4]A = \left[ \begin{array} { r r } - 3 & - 4 \\3 & - 4\end{array} \right]A=[−33​−4−4​]

Find the Inverse of the Matrix, If It Exists
- $A = \left[ \begin{array} { r r } - 3 & - 4 \\3 & - 4\end{array} \right]$