cs of Functions and Jheir Crephs Determine whether the relation is a function. Give the domain and the range of the relation. \( \{(2,3),(2,6),(9,3),(9,6)\} \)
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In the given relation \( \{(2,3),(2,6),(9,3),(9,6)\} \), there are pairs where the first element (the input) can relate to multiple second elements (the output). Specifically, 2 corresponds to both 3 and 6, while 9 corresponds to both 3 and 6 as well. Since a function cannot assign multiple outputs to a single input, this relation is not a function. For the domain, we have the unique x-values: \( \{2, 9\} \). The range, which includes the unique y-values, is \( \{3, 6\} \). Thus, the domain is \( \{2, 9\} \) and the range is \( \{3, 6\} \).