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# NCERT Solutions class 12 Maths Exercise 5.2

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## NCERT Solutions class 12 Continuity & Differentiability

Differentiate the functions with respect to  in Exercise 1 to 8.

1.

Ans. Let

=

=

2.

Ans. Let

=

3.

Ans. Let

=  =

4.

Ans. Let

=

=

=

5.

Ans. Let

Using quotient rule,

=

=

6.

Ans. Let

=

=

=

=

7.

Ans. Let

=

=

=

8.

Ans. Let

=

=

### 9. Prove that the function  given by  is not differentiable at

Ans. Given:

R

=

=  =  = 1

And L

=

=

=

Since   R L

Therefore,  is not differentiable at

### 10. Prove that the greatest integer function defined by  is not differentiable at  and

Ans. Given:

R

=  =

=  = 0

And L

=

=  =

Since   R L

Therefore,  is not differentiable at

Similarly,  is not differentiable at

## NCERT Solutions class 12 Maths Exercise 5.2

NCERT Solutions Class 12 Maths PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 12 Maths includes text book solutions from both part 1 and part 2. NCERT Solutions for CBSE Class 12 Maths have total 20 chapters. 12 Maths NCERT Solutions in PDF for free Download on our website. Ncert Maths class 12 solutions PDF and Maths ncert class 12 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide

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### 8 thoughts on “NCERT Solutions class 12 Maths Exercise 5.2”

1. Super guide for reference.

2. Super guide for students.

3. Thanks for help!

4. Thanks

5. thanks for the
solution

6. Thanks??

7. thanks for these solution…..they r very helpful

8. Thanks for solution