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:

Exchange-rate Risk

The risk of losing money due to unfavorable changes in exchange rates when investing in foreign-denominated securities.

Hedged

In investment, using strategies to reduce or eliminate the risk of adverse price movements in an asset.

Futures Contract

A standardized legal agreement to buy or sell something at a predetermined price at a specified time in the future, often used for commodities or financial instruments.

Local Currency Returns

The performance of an investment denominated in the currency of the place where the investment is made, excluding the effect of foreign exchange rate fluctuations.