Home Maths Functions, Limits, Continuity and Differentiability Functions If . Then, for what value of is
Maths Functions, Limits, Continuity and Differentiability Functions Single Correct MCQ
Published on: August 12, 2026

If . Then, for what value of is

A
B
C
1
D
–1

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Text Solution

Verified by Experts
The correct answer is:
D

∴ ∴ or

or . This should hold for all x .

⇒ ⇒ , ∴ ∴ .

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