Posted by **Lynn** on Friday, March 28, 2008 at 5:25pm.

Did I do this right?

Problem:

If the following defines a one-to-one function, find its inverse. If no, write "Not one-to-one."

{(-2,4),(-1,4),(0,1),(1,-5)}

answer: Not one-to-one because of

(-2,4), (-1,4)

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