Which of the following sets are functions from the set of first components to the set of second
components?
(a) {(b, a), (d, c), (a, e), (g, f)}
(b) {(a, b), (b, a), (c, c), (a, c)}
(c) {(b, a), (c, a), (b, b), (c, b)}
2 answers
Elementary math? Really????
MTH 213