Tell Whether or Not the Relation Is a Function $\{ ( - 4,3 ) , ( - 2 , - 6 ) , ( 2 , - 9 ) , ( 2 , - 2 ) \}$

question 32

Short Answer

Tell whether or not the relation is a function.
- $\{ ( - 4,3 ) , ( - 2 , - 6 ) , ( 2 , - 9 ) , ( 2 , - 2 ) \}$
A) Yes
B) No

• A) Yes
• B) No

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Definitions:

Perfectly Competitive Firm

A company operating in a market where there are many sellers and buyers, the product is homogeneous, and there are no barriers to entry or exit.

Downward Sloping

Describes a line or curve on a graph that shows a decrease in value as it moves from left to right.

Average Total Cost Curve

A graph that shows a firm's per-unit cost (both fixed and variable) at various levels of output.

Upward-sloping

Describes a curve on a graph that moves higher as it goes from left to right, often used to illustrate the relationship between price and supplied quantity in supply curves.