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Answered

Find the inverse of function f
f(x) = 4 - 9x

A. f¹(x) = -1/9x + 4/9
B. ƒ¹(x) = -1/9x + 1/4
C. f'(x) = 9/4x
D. f(x) = 9x + 4

Answer :

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