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40 votes
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If f(x) = 5x - 1, then f-1 (x)

User NiL
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1 Answer

15 votes
15 votes

Explanation:


f(x) = 5x - 1


\:


y = 5x - 1


5y - 1 = x


5y = x + 1


y = (x + 1)/(5)


{f}^( - 1) (x) = (x + 1)/(5)

User Jaye
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