Find the Product AB, If Possible $A = \left[ \begin{array} { l l l } - 3 & 2 & 9 \end{array} \right] , \quad B = \left[ \begin{array} { r } 7 \\ 0 \\ - 3 \end{array} \right]$

question 53

Multiple Choice

Find the product AB, if possible.
- $A = \left[ \begin{array} { l l l } - 3 & 2 & 9 \end{array} \right] , \quad B = \left[ \begin{array} { r } 7 \\ 0 \\ - 3 \end{array} \right]$

• A) \([ - 48 ]\)
• B) \([ 183 ]\)
• C) \(\left[ \begin{array} { l l l } - 21 & 0 & - 27 \end{array} \right]\)
• D)
• \(\left[\begin{array}{r}
• -21 \\
• 0 \\
• -27
• \end{array}\right]\)

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Definitions:

Stackelberg Leader

In economic theory, a firm in a duopoly that sets its output level first, influencing the subsequent decision of another firm.

Cournot Duopoly

A Cournot Duopoly is a market structure where two companies control the entire market for a particular product or service, and each firm chooses its output level assuming that the other firm's decision is fixed.

Cournot Duopolists

Firms in a duopoly market structure that determine their output level assuming the output of their competitor is fixed, named after Antoine Cournot.

Demand Curve

A graphical representation showing the relationship between the price of a good and the amount of the good that consumers are willing and able to purchase at various prices.