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RELATIONS & FUNCTIONS Worksheet - 8th Grade Eastview Math Website

24. D 25. A Explanations 1. A relation is a set of one or more ordered pairs. A function is a relation in which each element of the domain is paired with EXACTLY one element of the range. The Vertical Line Test: Given the graph of a relation, if a vertical line can be drawn that crosses the graph in more than one place, then the relation is not a function.