Find the determinant of the matrix. $$\left[ \begin{array} { c c }
2 & - 5 \
0 & 0
\end{array} \right]$$
A) $7$
B)0
C) $- 10$
D)10
E) $- 7$

Name: Find the determinant of the matrix. \[\left[ \begin{array} { c c } 2 & - 5 \\ 0 & 0 \end{array} \right]\] A) $7$ B)0 C) $- 10$ D)10 E) $- 7$
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Question

Find the determinant of the matrix.​ $$\left[ \begin{array} { c c } 
2 & - 5 \
0 & 0
\end{array} \right]$$ ​
A) $7$
B)0
C) $- 10$
D)10
E) $- 7$

Quizplus · Accepted Answer

By performing row operations, we can see that the matrix is not invertible and therefore has determinant 0.

Find the Determinant of the Matrix [2−500]\left[ \begin{array} { c c } 2 & - 5 \\0 & 0\end{array} \right][20​−50​]

Find the Determinant of the Matrix $\left[ \begin{array} { c c } 2 & - 5 \\0 & 0\end{array} \right]$