Compute the Determinant of the Matrix by Cofactor Expansion $\left[ \begin{array} { l l l } 3 & 2 & 5 \\ 1 & 1 & 4 \\ 3 & 3 & 4 \end{array} \right]$

question 6

Multiple Choice

Compute the determinant of the matrix by cofactor expansion.
- $\left[ \begin{array} { l l l } 3 & 2 & 5 \\ 1 & 1 & 4 \\ 3 & 3 & 4 \end{array} \right]$

• A) \(- 56\)
• B) 110
• C) 8
• D) \(- 8\)

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