JEE Main 2026 — Application of Derivatives Question with Solution
JEE Main 2026 (22 January Shift 1)
Question
Let and the minimum value of the function in the interval be . Then is equal to
Choose an option
Show full solutionCorrect option: D
Correct answer
D-81
Step-by-step explanation
, .
Critical point: , i.e., .
. At the critical point:
.
This equals , so .
Critical point: , i.e., .
. At the critical point:
.
This equals , so .
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Application of Derivatives chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2026, 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.