Question: Q 3. Let A = {a, b, c}, B = {x, y, z}, C = {r, s, t}. Let f: A B and g: B

Q 3. Let A = {a, b, c}, B = {x, y, z}, C = {r, s, t}. Let f: A B and g: B C be defined by: f = {(a, y)(b, x), (c, y)} and g = {(x, s), (y, t), (z, r)}.

Find:

Composition function g f: A C;

The range of f , and the codomain of f

Solution:

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