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Status: Waiting for your answers.

Given:		f(x) = 5x + 4
Calculate:		The inverse of f(x), denoted as f -1 (x).
Choose the correct response below. a) f -1 (x) = 4x + 5 b) f -1 (x) = (1/4)x - 5/4 c) f -1 (x) = 4x - 5 d) f -1 (x) = (1/5)x - 4/5