Determine Whether the Relation Represents a Function

question 36

Multiple Choice

Determine whether the relation represents a function. If it is a function, state the domain and range.
-{(-2, 7) , (1, 3) , (3, 0) , (8, -1) }

• A)function
• B)not a function
• C)function domain: {7, 3, 0, -1} domain: {-2, 1, 3, 8}
• Range: {-2, 1, 3, 8} range: {7, 3, 0, -1}

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Definitions:

Economies of Scale

Refers to the cost advantage experienced by firms when they increase their level of production. The advantage arises due to the inverse relationship between per-unit fixed cost and the quantity produced.

Oligopolistic

Pertaining to an oligopoly, a market structure with a few firms dominating the industry, leading to limited competition.

Herfindahl-Hirschman Index

A measure of market concentration to assess the level of competition within an industry.

Herfindahl-Hirschman Index

A measure of market concentration, calculated by summing the squares of the market shares of all firms in the industry.