Find the Product, AB, If Possible A) $\left[ \begin{array} { r r } - 3 & - 5 \\ 6 & 16 \end{array} \right]$

question 57

Multiple Choice

Find the product, AB, if possible.
- $$A = \left[ \begin{array} { r r r } 1 & 3 & - 2 \\2 & 0 & 4\end{array} \right] , B = \left[ \begin{array} { r r } 3 & 0 \\- 2 & 1 \\0 & 4\end{array} \right]$$

• A) \(\left[ \begin{array} { r r } - 3 & - 5 \\ 6 & 16 \end{array} \right]\)
• B) \(A B\) is not defined.
• C) \(\left[ \begin{array} { r r } - 5 & - 3 \\ 16 & 6 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r r } 3 & - 6 & 0 \\ 0 & 0 & 16 \end{array} \right]\)

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Definitions:

Marginal Revenue

The additional income earned from selling one more unit of a product or service.

Demand Inelastic

A situation where the demand for a product does not change significantly with a change in price.

Price Elasticity

A measure of how much the quantity demanded of a good or service changes in response to a change in its price.

Monopolist

A market participant who is the sole supplier of a particular good or service, possessing significant market power and able to influence price and market conditions.