JEE Main 2008MathematicsApplication Of DerivativesMaxima And MinimaeasyMCQ

JEE Main 2008Application Of Derivatives Question with Solution

From: AIEEE 2008

Question

Suppose the cubic has three distinct real roots
where and . Then which one of the following holds?

Choose an option

Show full solutionCorrect option: A
Correct answer
AThe cubic has minima at and maxima at

Step-by-step explanation

Let



For





and



has ninima at

and maxima at

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About this question

This is a previous-year question from JEE Main 2008, 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.