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12-44.

State the domain and range for each graph below. Then state whether or not it is a function.

The domain is the set of all -values of a relation or function.
The range is the set of all -values of a relation or function.
For a relation to be a function, each -value must correspond to only one -value.

  1. Domain:
    Range:
    Not a Function

  1. Domain:
    Find the range.
    Is this a function?

  1. Find the domain.
    Range:
    Is this a function?

  1. This is a function.
    Find the domain and range.