Prove That $\overline { A \cap B } = \bar { A } \cup \bar { B }$

question 51

Essay

Prove that $\overline { A \cap B } = \bar { A } \cup \bar { B }$ by giving a containment proof (that is, prove that the left side is a subset of the right side and that the right side is a subset of the left side).

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Definitions:

Store of Value

An asset, commodity, or currency that can be saved, retrieved, and exchanged in the future without significantly losing value.

Holding Wealth

The act of owning, managing, and retaining assets or capital with the goal of increasing financial security and potential for future income.

Double Coincidence of Wants

A situation in barter economies where two parties each hold an item the other wants, allowing them to exchange goods directly.

Specialization of Labor

A process in which individuals or groups of workers concentrate on specific tasks, aimed at increasing efficiency and output.