Question: 7.7.2: Let R be the relation defined by aRb, bRc, cRd, aRc, and bRd. a) Draw the graph of R. b) Is R a function?

7.7.2: Let R be the relation defined by aRb, bRc, cRd, aRc, and bRd.

a) Draw the graph of R.

b) Is R a function?

c) Name two possible domains for R; name two possible ranges.

d) What is the smallest set S such that R is a relation on S (i.e., the domain and the range can both be S)?

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