If and , then the number of points at which is not diffe…

Maths Functions, Limits, Continuity and Differentiability Telangana & AP CET Previous Year Question Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

If and , then the number of points at which is not differentiable, is

3, when

5 ; when

4 , when

5 , when

Text Solution

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The correct answer is:

Since,
and

Now, graph of is

It is clear from graph that there are 5 points at which is not differentiable and

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