Educational worksheet reviewing relations and functions, including examples of ordered pairs, mappings, tables, and graphs to determine if a relation is a function.

A review worksheet titled "Relations and Functions" with sections on ordered pairs, mappings, tables, and graphs, each demonstrating how to determine if a relation is a function using the vertical line test and checking for repeated x-values.

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Show Answer Key & Explanations Step-by-step solution for: Mrs. Newells Math: Relations and Functions Card Sort

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- A function is where a relation has only one output for every input.
- Ordered Pairs {(2, 1), (3, 2), (4, 1), (-2, 0)}:
- Are any x-values repeated? No
- Is the relation a function? Yes
- Mappings:
- Are any x-values repeated? Yes (-2 appears twice)
- Is the relation a function? No
- Tables:
- Are any x-values repeated? No
- Is the relation a function? Yes
- Graphs:
- Use the vertical line test (line can only pass graph once)
- Does the graph pass the vertical line test? No
- Is the relation a function? No

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

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