Determine Whether the Relation Represents a Function or Nonfunction

question 182

Multiple Choice

Determine whether the relation represents a function or nonfunction. If a nonfunction, explain how the definition of a function is violated. (Gridlines are spaced one unit apart.)

• A) Function
• B) Not a function; 5 and -5 are paired with 0.
• C) Not a function; 0 is paired with 3 and -3.
• D) Not a function; 6 is not paired with anything.

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Definitions:

Size Constancy

The tendency to perceive objects as being the same size even though the sizes of their images on the retina may differ as a result of distance.

Infants

Young babies, typically under one year of age, who are in the earliest stage of human life, characterized by rapid physical and cognitive development.

Age

A measurement of the length of time that an individual has been alive, typically expressed in years.

Visual Acuity

Measures the clarity or sharpness of vision, often assessed by one’s ability to identify letters or numbers at a standardized distance on an eye chart.