If , then the derivative of at is : | CGP Edu

Maths Differentiation and Applications of Derivatives JEE Main 2019 Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

If , then the derivative of at is :

A

33

B

12

C

15

D

9

Text Solution

Verified by Experts

The correct answer is:

JEEN Main 2019

Let

Differentiating both sides w.r.t. , we get

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