Penelopepinoid Penelopepinoid Mathematics Answered Question 4 of 10 If f(x) = 5x + 4, which of the following is the inverse of f(x)? A. f-'(x) = 5x - 4 O B. F'(x) = *5 X-4 O C. f-'(x) = x=S -5 4 D. f-'(x) = 4 - 5x SUBMIT