Determine Whether the Given Set Is the Power Set of Some

question 119

Short Answer

determine whether the given set is the power set of some set. If the set is a power set, give the set of which it is a power set.
- $$\{ \emptyset , \{ a \} , \{ \emptyset , a \} \}$$

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Definitions:

Variable Cost

Costs that vary directly with the level of production or business activity.

Machine Hour

A measure of production time, specifically the number of hours a machine is operated in the manufacturing process.

Fixed Cost

A cost that does not change with an increase or decrease in the amount of goods or services produced.

Total Expense

The sum of all costs and expenses incurred by a business during a specific period.