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College Algebra/Functions and their properties*
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easy

Inverse of a Linear Function

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Which of the following represents the inverse function of f(x) = 3x?
A

f -1 (x) = x - 3

B

f -1 (x) = x3

C

f -1 (x) = x/3

D

f -1 (x) = x + 3

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