Identifying Functions from a Graph & Table Practice Worksheet A

Practice worksheet for identifying functions from graphs and tables, featuring three graph examples and three table examples with "yes" or "no" answers indicating whether each represents a function.

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- For Graph 1: It is a function because any vertical line intersects the graph at most once (Vertical Line Test).
- For Graph 2: It is not a function because a vertical line can intersect the graph at two points, violating the Vertical Line Test.
- For Graph 3: It is not a function because a vertical line can intersect the graph at multiple points, failing the Vertical Line Test.
- For Table 1: It is a function because each x-value maps to exactly one y-value.
- For Table 2: It is not a function because the x-value 3 maps to multiple y-values (10, 15, 20, 25).
- For Table 3: It is a function because each x-value maps to exactly one y-value, even though some y-values repeat.

Parent Tip: Review the logic above to help your child master the concept of identifying relations and functions worksheet.

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