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Find the Inverse, If It Exists, for the Matrix [0−5−15]\left[ \begin{array} { r r } 0 & - 5 \\- 1 & 5\end{array} \right]

Question 21

Multiple Choice

Find the inverse, if it exists, for the matrix.
- [0−5−15]\left[ \begin{array} { r r } 0 & - 5 \\- 1 & 5\end{array} \right]


A)
[0−1−15−1]\left[ \begin{array} { r r } 0 & - 1 \\- \frac { 1 } { 5 } & - 1\end{array} \right]
B)
[−1−1−150]\left[\begin{array}{rr}-1 & -1 \\-\frac{1}{5} & 0\end{array}\right]

C)
[−150−1−1]\left[ \begin{array} { r r } - \frac { 1 } { 5 } & 0 \\- 1 & - 1\end{array} \right]

D)
[−11150]\left[ \begin{array} { c c } - 1 & 1 \\\frac { 1 } { 5 } & 0\end{array} \right]

Correct Answer:

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