Question

Write the set of ordered pairs that is represented by the arrow diagram. Is the relation a​ function? Explain.
15
24
53
48
13
79
64
37
28
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Part 1
The set of ordered pairs is
  
enter your response here.
​(Type an ordered pair. Use a comma to separate answers as​ needed.)

Answer 1

The set of ordered pairs is {(1,5), (2,4), (5,3), (4,8), (1,3), (7,9), (6,4), (3,7), (2,8)}.

This relation is not a function because 1 maps to both 5 and 3 (and 2 maps to both 4 and 8), so a domain element has more than one image.