Use the matrix capabilities of a graphing utility to find the determinant of the matrix $\left[ \begin{array} { c c c }
0.8 & - 2.4 & 2.4 \
3.2 & 1.6 & 0 \
- 1.6 & - 5.6 & 4
\end{array} \right]$ .
A) $- 1.28$
B) $- 2.56$
C) $- 0.512$
D) $1.536$
E) $- 1.024$

Question

Use the matrix capabilities of a graphing utility to find the determinant of the matrix $\left[ \begin{array} { c c c } 
0.8 & - 2.4 & 2.4 \
3.2 & 1.6 & 0 \
- 1.6 & - 5.6 & 4
\end{array} \right]$ .
A) $- 1.28$
B) $- 2.56$
C) $- 0.512$
D) $1.536$
E) $- 1.024$

Quizplus · Accepted Answer

The Answer of Use the matrix capabilities of a graphing utility to find the determinant of the matrix $\left[ \begin{array} { c c c } 
0.8 & - 2.4 & 2.4 \
3.2 & 1.6 & 0 \
- 1.6 & - 5.6 & 4
\end{array} \right]$ .
A) $- 1.28$
B) $- 2.56$
C) $- 0.512$
D) $1.536$
E) $- 1.024$

Use the Matrix Capabilities of a Graphing Utility to Find [0.8−2.42.43.21.60−1.6−5.64]\left[ \begin{array} { c c c } 0.8 & - 2.4 & 2.4 \\3.2 & 1.6 & 0 \\- 1.6 & - 5.6 & 4\end{array} \right]​0.83.2−1.6​−2.41.6−5.6​2.404​​

Use the Matrix Capabilities of a Graphing Utility to Find $\left[ \begin{array} { c c c } 0.8 & - 2.4 & 2.4 \\3.2 & 1.6 & 0 \\- 1.6 & - 5.6 & 4\end{array} \right]$