MCQ
Select the correct answer from given alternatives.
Let the function f be defined by f(x) = `(2x + 1)/(1 - 3x)` then f–1 (x) is:
Options
`(x - 1)/(3x + 2)`
`(x + 1)/(3x - 2)`
`(2x + 1)/(1 - 3x)`
`(3x + 2)/(x - 1)`
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Solution
Let the function f be defined by f(x) = `(2x + 1)/(1 - 3x)` then f–1 (x) is `(x - 1)/(3x + 2)`
Concept: Concept of Functions
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