The correct answer is C. Here, ∴ ∴ for all real .

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Maths Functions, Limits, Continuity and Differentiability Functions Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

Let , then

only when

for all real

only when

Text Solution

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The correct answer is:

Here,

∴ ∴ for all real .

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