Use the Formula for the Sum of the First N $$\sum _ { i = 1 } ^ { 90 } - 5 i$$

question 181

Multiple Choice

Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
- $$\sum _ { i = 1 } ^ { 90 } - 5 i$$

• A) \(- 20,475\)
• B) \(- 20,702\)
• C) \(- 20,247\)
• D) \(- 20,470\)

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Definitions:

Leisure

Time that an individual can spend at their discretion rather than working, often used in economic models to discuss trade-offs between work and free time.

Nonlabor Income

Income received that is not earned from direct labor or employment, such as dividends, interest, or rental income.

Wage Rate

The amount of money paid to employees for their work or services, often expressed per hour or year.

Labor

The human labor, involving both physical and intellectual activities, utilized in the creation of products and services.