Find the determinant of the given matrix.
-$$\left[ \begin{array} { r r r }
1 & 0 & 0 \
7 & - 3 & 0 \
- 3 & 7 & 7
\end{array} \right]$$
A) 21
B) $- 28$
C) $- 21$
D) $- 70$

Question

Find the determinant of the given matrix.
-$$\left[ \begin{array} { r r r } 
1 & 0 & 0 \
7 & - 3 & 0 \
- 3 & 7 & 7
\end{array} \right]$$
A) 21
B) $- 28$
C) $- 21$
D) $- 70$

Quizplus · Accepted Answer

The Answer of Find the determinant of the given matrix.
-$$\left[ \begin{array} { r r r } 
1 & 0 & 0 \
7 & - 3 & 0 \
- 3 & 7 & 7
\end{array} \right]$$
A) 21
B) $- 28$
C) $- 21$
D) $- 70$

Find the Determinant of the Given Matrix [1007−30−377]\left[ \begin{array} { r r r } 1 & 0 & 0 \\7 & - 3 & 0 \\- 3 & 7 & 7\end{array} \right]​17−3​0−37​007​​

Find the Determinant of the Given Matrix $\left[ \begin{array} { r r r } 1 & 0 & 0 \\7 & - 3 & 0 \\- 3 & 7 & 7\end{array} \right]$