Q5 of 70 Page 11

If A = {a, b, c, d} and the function f = {(a, b), (b, d), (c, a), (d, c)}, write f–1.

We have, f = {(a, b), (b, d), (c, a), (d, c)}


We can get f-1 by interchanging the components of ordered pairs in f


∴ f-1 = {(b, a), (d, b), (a, c), (c, d)}


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