Solve the Problem $\mathrm { p } ( \mathrm { t } ) = \mathrm { at } ^ { 2 } + \mathrm { b }$

question 42

Multiple Choice

Solve the problem.
-The population of a small town is given by the table.


If the population is modeled by $\mathrm { p } ( \mathrm { t } ) = \mathrm { at } ^ { 2 } + \mathrm { b }$ where $\mathrm { t }$ is in years and $\mathrm { t } = 0$ corresponds to the year 1980 and $t = 1$ corresponds the year 1990 , find $a$ .

• A) 11
• B) 18
• C) 9
• D) 22

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Definitions:

Exchange Gains/Losses

The financial result stemming from the fluctuation in exchange rates affecting the value of foreign currency transactions and holdings.

Strengthening Currency

A currency that is increasing in value compared to another currency, often due to improved economic indicators or increased demand.

Exchange Gain

A financial gain resulting from a favorable change in exchange rates affecting the value of foreign-currency-denominated assets or liabilities.

Current-Rate Method

A method used in translating the financial statements of foreign subsidiaries, where all assets and liabilities are translated at the current exchange rate.