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Mathematics 23 Online
OpenStudy (anonymous):

What is the range of the inverse of the relation {(1, 7), (2, -4), (5, 6), (2, 8)}? A. {1, 2, 5} B. {-4, 6, 7, 8} C. {1, 5} D. {-4, 7, 8} I think it is D but I'm not sure

OpenStudy (anonymous):

This website well help you explain it better: http://www.virtualnerd.com/tutorials/?id=Alg1_9_1_3

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