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NCERT Solutions class 12 Maths Miscellaneous Part 1 Class 12 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 12 Maths chapter wise NCERT solution for Maths part 1 and Maths part 2 for all the chapters can be downloaded from our website and myCBSEguide mobile app for free.

**Download NCERT solutions for Integrals as PDF.**

## NCERT Solutions class 12 Maths Integrals

**Integrate the function in Exercises 1 to 11.**

**1. **

**Ans. **Let I =

Here,

=

=

= ……….(i)

Comparing the coefficients of –A + B – C = 0 ……….(ii)

Comparing the coefficients of B + C = 0 ……….(iii)

Comparing constants A = 1 ……….(iv)

On solving eq. (ii), (iii) and (iv), we get A = 1, B = C =

Putting these values in eq. (i),

=

=

=

=

=

=

=

**2. **

**Ans. **Let I =

=

=

=

=

=

=

=

=

**3. **

**Ans. **Let I = ……….(i)

Putting

From eq. (i),

I =

=

=

=

=

=

**4. **

**Ans. **Let I =

=

=

=

Putting

I =

=

=

**5. **

**Ans. **Let I =

Putting

I =

=

=

=

=

=

=

=

=

=

**6. **

**Ans. **Let I = ……….(i)

Let ……….(ii)

Comparing coefficients of A + B = 0 ……….(iii)

Comparing coefficients of B + C = 5 ……….(iv)

Comparing constants 9A + C = 0 ……….(v)

On solving eq. (iii), (iv) and (v), we get A = B = C =

Putting these values of A, B and C in eq. (ii),

From eq. (i),

I =

=

=

=

**7. **

**Ans. **Let I =

=

=

=

=

=

=

=

=

**8. **

**Ans. **Let I =

=

=

=

I =

=

**9. **

**Ans. **Let I = ……….(i)

Putting

From eq. (i),

I =

=

=

**10. **

**Ans. **Let I = ……….(i)

I =

=

I =

I =

I =

=

I =

=

**11. **

**Ans. **Let I = ……….(i)

I =

=

I =

I =

I =

I =

I =

**Integrate the function in Exercises 12 to 22.**

**12. **

**Ans. **Let I =

= ……….(i)

Putting

From eq. (i),

I =

=

=

**13. **

**Ans. **Let I = ……….(i)

Putting

From eq. (i), I =

= ……….(ii)

I =

=

I =

=

I =

=

**14. **

**Ans. **Let I = ……….(i)

I =

=

I =

=

I = +c

**15. **

**Ans. **Let I =

=

= ……….(i)

Putting

From eq. (i),

I =

=

=

**NCERT Solutions class 12 Maths Miscellaneous Part 1**

**16. **

**Ans. **Let I =

=

=

=

I =

Putting

From eq. (i),

I =

=

I =

=

**NCERT Solutions class 12 Maths Miscellaneous Part 1**

**17. **

**Ans. **Let I =

= ………..(i)

Putting

From eq. (i),

I =

= if

And I =

=

= if

I = if

And I = if

**NCERT Solutions class 12 Maths Miscellaneous Part 1**

**18. **

**Ans. **Let I =

=

I =

=

I =

Putting

I =

=

=

I =

=

I =

=

**NCERT Solutions class 12 Maths Miscellaneous Part 1**

**19. **

**Ans. **We know that

I =

=

I =

= ……….(i)

Putting

=

I =

=

I =

[Applying product rule]

I =

I =

I =

Putting

I =

I =

I =

**NCERT Solutions class 12 Maths Miscellaneous Part 1**

**20. **

**Ans. **Let I =

Putting

I =

=

=

=

I = ……….(i)

I =

=

I =

I = ……….(ii)

For evaluating , putting

=

=

=

= ……….(iii)

Putting this value in eq. (ii),

I =

I =

=

I =

**21. **

**Ans. **Let I =

=

=

=

=

=

=

**NCERT Solutions class 12 Maths Miscellaneous Part 1**

**22. **

**Ans. **Let I = ……….(i)

Let ……….(ii)

Comparing coefficients of A + C = 1 ……….(iii)

Comparing coefficients of 3A + B + 2C = 1 ……….(iv)

Comparing constants 2A + 2B + C = 1 ……….(v)

On solving eq. (iii), (iv) and (v), we get A = –2, B = 1, C = 3

Putting these values of A, B and C in eq. (ii),

=

=

=

=

## NCERT Solutions class 12 Maths Miscellaneous Part 1

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 13 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

## CBSE App for Students

To download NCERT Solutions for class 12 Physics, Chemistry, Biology, History, Political Science, Economics, Geography, Computer Science, Home Science, Accountancy, Business Studies and Home Science; do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through **the best app for CBSE students** and myCBSEguide website.

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