JEE Main 2018 — Functions Question with Solution
JEE Main 2018 (15 Apr Shift 2 Online)
Question
Let B be a function defined as , where and . Then is
Choose an option
Show full solutionCorrect option: D
Correct answer
Dinvertible and
Step-by-step explanation
Suppose
As the function is invertible on the given domain and its inverse can be obtained as above.
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This is a previous-year question from JEE Main 2018, covering the Functions chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.