JEE Main 2012 — Application of Derivatives Question with Solution
JEE Main 2012 (12 May Online)
Question
If , then is
Choose an option
Show full solutionCorrect option: C
Correct answer
Cincreasing on
Step-by-step explanation
Now, exponential function is always ve and will be opposite to the sign of
which is -ve in
Hence, is ve in
is increasing on
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This is a previous-year question from JEE Main 2012, covering the Application of Derivatives 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.