Question

Let W = (a, b, c, d). Determine whether each set of ordered pairs is a function from W into W.
(a) ((b, a), (c, d), (d, a), (c, d),(a,d))
(b) ((d, d), (c, a), (a, b), (d, b)]
(c) ((a, b). (b, b). (e, b), (d, b)]
(d) ((a, a), (b, a), (a, b), (c,d))​

Answer 1

Step-by-step explanation:

B}. Option

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