Evaluate the Expression A) $$\left[ \begin{array} { c c } - 4 & 4 \\- 7 & - 4\end{array} \right]$$

question 35

Multiple Choice

Evaluate the expression. $$\left[ \begin{array} { l l } 8 & 5 \\6 & 2\end{array} \right] + \left[ \begin{array} { l c } - 5 & - 6 \\- 8 & 2\end{array} \right] + \left[ \begin{array} { c c } 7 & - 5 \\5 & 8\end{array} \right]$$

• A) \[\left[ \begin{array} { c c }
• - 4 & 4 \\
• - 7 & - 4
• \end{array} \right]\]
• B) \[\left[ \begin{array} { c c }
• 3 & - 1 \\
• - 2 & 4
• \end{array} \right]\]
• C)not possible
• D) \[\left[ \begin{array} { l l }
• 1 & 0 \\
• 0 & 1
• \end{array} \right]\]
• E) \[\left[ \begin{array} { c c }
• 10 & - 6 \\
• 3 & 12
• \end{array} \right]\]

---

Definitions:

Price Floor

A government or group-imposed limit that prevents prices of goods or services from falling below a certain level.

Equilibrium Price

The price in the market where the amount of products offered matches the amount of products people want to buy.

Quantity Supplied

The amount of a good or service that producers are willing and able to sell at a particular price over a specified period.

Rent Controls

Government-imposed limits on the amount landlords can charge for leasing a home or apartment.