JEE Main 2018 — Differentiation Question with Solution
JEE Main 2018 (15 Apr Shift 1 Online)
Question
If , then the value of at the point is
Choose an option
Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
Given,
After differentiating the above equation .
r. t. we get
Again differentiating equation (1) w. r. t to , we get
So, at
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This is a previous-year question from JEE Main 2018, covering the Differentiation 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.