JEE Main 2025 — Functions Question with Solution
From: JEE Main 2025 (Online) 28th January Evening Shift
Question
Let A be defined by and be defined by , If both the functions are onto and or , then is equal to :
Choose an option
Show full solutionCorrect option: C
Correct answer
C
30
Step-by-step explanation
as is onto hence is range of
hence range
also for range of
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This is a previous-year question from JEE Main 2025, 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.