JEE Main 2019MathematicsDefinite IntegrationNewton Lebnitz Rule Of DifferentiationmediumMCQ

JEE Main 2019Definite Integration Question with Solution

From: JEE Main 2019 (Online) 12th April Morning Slot

Question

Let f : R R be a continuously differentiable function such that f(2) = 6 and f'(2) = . If = (x - 2)g(x), then is equal to :

Choose an option

Show full solutionCorrect option: A
Correct answer
A18

Step-by-step explanation

Given





At x = 2 this limit is in form.

So we can use L'Hopital's rule. Use leibniz intgral rule to differentiate the integration.

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About this question

This is a previous-year question from JEE Main 2019, covering the Definite Integration 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.