Find the Value of the Determinant $\left| \begin{array} { l l } a & b \\b & a\end{array} \right|$

question 185

Multiple Choice

Find the value of the determinant.
$\left| \begin{array} { l l } a & b \\b & a\end{array} \right|$

• A) 2ab
• B) \(a ^ { 2 } + b ^ { 2 }\)
• C) \(a ^ { 2 } - b ^ { 2 }\)
• D) 0

---

Definitions:

Market Shares

The portion of a market controlled by a particular company, often expressed as a percentage of total sales in the industry.

Government Subsidies

Financial assistance provided by the government to individuals, organizations, or industries to encourage certain activities or reduce the burden on the recipients.

Repeated Game

A strategic situation where the same game is played multiple times by the same participants, allowing for strategy development based on previous outcomes.

Reciprocity

A mutual exchange of privileges or benefits, such as when two or more countries agree to grant each other equal trading terms or access to markets.