Find f-1(x) for the following one-to-one function f.f = {(-3, -3), (-2, -2), (-1, -1), (0, 0)}
A. f-1 = {(-3, -3), (-2, -2), (-1, -1), (0, 0)}
B. f-1 = {(-3, 3), (-2, 2), (-1, 1), (0, 0)}
C. f-1 = {(3, 3), (2, 2), (1, 1), (0, 0)}
D. f-1 = {(3, -3), (2, -2), (1, -1), (0, 0)}
Answer: A
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