Evaluate the Determinant $\left| \begin{array} { r r r } 7 & - 3 & 9 \\ 0 & 5 & 1 \\ 0 & 0 & - 5 \end{array} \right|$

question 275

Multiple Choice

Evaluate the determinant.
- $\left| \begin{array} { r r r } 7 & - 3 & 9 \\ 0 & 5 & 1 \\ 0 & 0 & - 5 \end{array} \right|$

• A) 175
• B) \(- 178\)
• C) \(- 175\)
• D) 172

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