Posted by drew on Monday, February 4, 2013 at 11:48am.
range of R-1 is domain of R
(A)
could you explain the steps?
what steps? They gave you a relation. Take the set of the 1st element of each pair.
If you don't know how to find the domain/range of a relation when they give you each element and its image, you are deep in it.
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