Evaluate the Determinant$\left| \begin{array} { r r r }
1 & - 2 & 5 \
- 2 & 1 & 1 \
- 5 & - 2 & 1
\end{array} \right|$

Question

Evaluate the Determinant$\left| \begin{array} { r r r } 
1 & - 2 & 5 \
- 2 & 1 & 1 \
- 5 & - 2 & 1
\end{array} \right|$

Examlex · Accepted Answer

The Answer of Evaluate the Determinant$\left| \begin{array} { r r r } 
1 & - 2 & 5 \
- 2 & 1 & 1 \
- 5 & - 2 & 1
\end{array} \right|$

Evaluate the Determinant $\left| \begin{array} { r r r } 1 & - 2 & 5 \\- 2 & 1 & 1 \\- 5 & - 2 & 1\end{array} \right|$