An Arithmetic Sequence Is Given $\left\{ \frac { 1 } { 9 } + \frac { n } { 7 } \right\}$

question 62

Multiple Choice

An arithmetic sequence is given. Find the common difference and write out the first four terms.
- $\left\{ \frac { 1 } { 9 } + \frac { n } { 7 } \right\}$

• A) \(\mathrm { d } = \frac { 1 } { 9 } ; \frac { 1 } { 9 } , \frac { 16 } { 63 } , \frac { 25 } { 63 } , \frac { 34 } { 63 }\)
• B) \(\mathrm { d } = \frac { 1 } { 7 } ; \frac { 1 } { 9 } , \frac { 16 } { 63 } , \frac { 25 } { 63 } , \frac { 34 } { 63 }\)
• C) \(\mathrm { d } = \frac { 1 } { 7 } ; \frac { 16 } { 63 } , \frac { 25 } { 63 } , \frac { 34 } { 63 } , \frac { 43 } { 63 }\)
• D) \(\mathrm { d } = \frac { 1 } { 9 } ; \frac { 16 } { 63 } , \frac { 25 } { 63 } , \frac { 34 } { 63 } , \frac { 43 } { 63 }\)

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Definitions:

Long-Run Marginal Cost Curve

An economic graph showing the change in total cost that comes from producing one additional item when input prices are variable and all inputs are considered.

Price of Labor

The price of labor refers to the wage rate paid to workers for their labor services in the market.

Production Function

A mathematical model demonstrating the relationship between inputs (factors of production) and outputs (goods or services), showing how different quantities of inputs affect the level of output.

Factor Prices

The prices of inputs used in the production process, such as labor wages, land rents, and capital interest rates.