Find the Product, AB, If Possible $A = \left[ \begin{array} { l l l } - 6 & 2 & 3 \end{array} \right] , B = \left[ \begin{array} { r } 9 \\ 0 \\ - 3 \end{array} \right]$

question 98

Multiple Choice

Find the product, AB, if possible.
- $A = \left[ \begin{array} { l l l } - 6 & 2 & 3 \end{array} \right] , B = \left[ \begin{array} { r } 9 \\ 0 \\ - 3 \end{array} \right]$

• A) \([ 156 ]\)
• B) \(A B\) is not defined.
• C) \([ - 63 ]\)
• D) \(\left[ \begin{array} { l l l } - 54 & 0 & - 9 \end{array} \right]\)

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Definitions:

Inflation

A sustained increase in the general price level of goods and services in an economy over time, leading to a decrease in the currency's purchasing power.

Nominal Interest Rate

The stated interest rate without adjustment for inflation, representing the actual percentage paid or earned.

Open Market Sales

Operations by a central bank to sell securities in the open market to decrease the money supply in the economy.

Equilibrium Value

A state in which market supply and demand balance each other, and, as a result, prices become stable.