Home Maths Differentiation and Applications of Derivatives Differentiation by Substitution, Higher Order Derivatives If , then
Maths Differentiation and Applications of Derivatives Differentiation by Substitution, Higher Order Derivatives Single Correct MCQ
Published on: August 12, 2026

If , then

A
B
C
D

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The correct answer is:
B

From the given relation

Differentiating we get

.....(i)

Differentiating again w.r.t . x , we get

⇒ ⇒

⇒ ⇒ , [by (i)].

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