Compute the Determinant of the Matrix by Cofactor Expansion $\left[ \begin{array} { r r r } 4 & - 8 & 2 \\ 0 & 1 & 8 \\ 0 & 0 & - 9 \end{array} \right]$

question 11

Multiple Choice

Compute the determinant of the matrix by cofactor expansion.
- $\left[ \begin{array} { r r r } 4 & - 8 & 2 \\ 0 & 1 & 8 \\ 0 & 0 & - 9 \end{array} \right]$

• A) \(- 100\)
• B) \(- 28\)
• C) \(- 36\)
• D) 36

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Definitions:

Pyromania

A psychiatric disorder characterized by an impulse to deliberately start fires to relieve tension or for gratification.

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Somatoform Disorder

A mental disorder characterized by physical symptoms that cannot be fully explained by any underlying medical condition.

Physiological Cause

An underlying biological or physical reason for a condition or behavior.