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Question
Let f: R → R be defined by f(x) = 3x – 4. Then f–1(x) is given by ______.
Options
`(x + 4)/3`
`x/3 - 4`
3x + 4
None of these
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Solution
Let f: R → R be defined by f(x) = 3x – 4. Then f–1(x) is given by `(x + 4)/3`.
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