Let
g = {(1, a), (2, c), (3, c)} be a function from X = {1, 2, 3} to Y = {a, b, c, d}. Let S = {1}, T = {1, 3}, U = {a}, and V = {a, c). Find g(S), g(T), g-1(U), and g-1(V).
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