Find an Explicit Rule for the Nth Term of the Arithmetic

question 19

Multiple Choice

Find an explicit rule for the nth term of the arithmetic sequence.
- $$a _ { 18 } = - 47 , a _ { 19 } = 8$$

• A) \(a _ { n } = - 982 - 55 ( n - 1 )\)
• B) \(a _ { n } = - 982 - 55 ( n + 1 )\)
• C) \(a _ { n } = - 982 + 55 ( n + 1 )\)
• D) \(a _ { n } = - 982 + 55 ( n - 1 )\)

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The additional income generated from the sale of one more unit of a good or service.

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The total amount of money received by a company from sales of goods or services, before any expenses are subtracted.

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A situation where a firm's total revenues are less than the total costs, including both explicit and implicit costs, leading to losses.

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The total revenue of a business minus the explicit costs, representing the financial gain shown in the income statement.