Find the Determinant of the Matrix After Introducing Zeros $$\left[ \begin{array} { c c c } 2 & 1 & 0 \\- 6 & 0 & 1 \\1 & 2 & - 1\end{array} \right]$$

question 14

Multiple Choice

Find the determinant of the matrix after introducing zeros. $$\left[ \begin{array} { c c c } 2 & 1 & 0 \\- 6 & 0 & 1 \\1 & 2 & - 1\end{array} \right]$$

• A) - 9
• B) - 8
• C) - 10
• D) 7
• E) 0

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