An Arithmetic Sequence Is Given

question 133

Multiple Choice

An arithmetic sequence is given. Find the common difference and write out the first four terms.
-{5n + 8}

• A)d = 5; 13, 18, 23, 28
• B)d = 5; 5, 13, 18, 23
• C)d = 8; 13, 18, 23, 28
• D)d = 8; 5, 13, 18, 23

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Definitions:

Natural Rate

The level of economic activity, particularly unemployment or interest rates, that corresponds to the economy's long-term equilibrium without short-term cyclical fluctuations.

Potential Output

Potential output is the maximum amount of goods and services an economy can produce when it is most efficient and fully employed, without causing inflation.

Expansionary Gap

A situation where real GDP exceeds potential GDP, often leading to inflationary pressures due to high demand in an economy.

Equilibrium Output

The level of output where the quantity of goods and services produced equals the quantity of goods and services demanded.