Evaluate the determinant of the given matrix and state whether the matrix is invertible.
-$$A = \left[ \begin{array} { r r r r }
1 & 2 & 0 & 4 \
0 & 3 & - 1 & 3 \
2 & 1 & 0 & 4 \
- 4 & 0 & 4 & 0
\end{array} \right]$$
A) $- 228$; Yes
B) $- 4$; Yes
C) $0 ; \mathrm { No }$
D) $- 68 ; \mathrm { No }$

Question

Evaluate the determinant of the given matrix and state whether the matrix is invertible.
-$$A = \left[ \begin{array} { r r r r } 
1 & 2 & 0 & 4 \
0 & 3 & - 1 & 3 \
2 & 1 & 0 & 4 \
- 4 & 0 & 4 & 0
\end{array} \right]$$
A) $- 228$; Yes
B) $- 4$; Yes
C) $0 ; \mathrm { No }$
D) $- 68 ; \mathrm { No }$

Quizplus · Accepted Answer

The Answer of Evaluate the determinant of the given matrix and state whether the matrix is invertible.
-$$A = \left[ \begin{array} { r r r r } 
1 & 2 & 0 & 4 \
0 & 3 & - 1 & 3 \
2 & 1 & 0 & 4 \
- 4 & 0 & 4 & 0
\end{array} \right]$$
A) $- 228$; Yes
B) $- 4$; Yes
C) $0 ; \mathrm { No }$
D) $- 68 ; \mathrm { No }$

Evaluate the Determinant of the Given Matrix and State Whether A=[120403−132104−4040]A = \left[ \begin{array} { r r r r } 1 & 2 & 0 & 4 \\0 & 3 & - 1 & 3 \\2 & 1 & 0 & 4 \\- 4 & 0 & 4 & 0\end{array} \right]A=​102−4​2310​0−104​4340​​

Evaluate the Determinant of the Given Matrix and State Whether $A = \left[ \begin{array} { r r r r } 1 & 2 & 0 & 4 \\0 & 3 & - 1 & 3 \\2 & 1 & 0 & 4 \\- 4 & 0 & 4 & 0\end{array} \right]$