Exercise 7.2 Part-1

NCERT solutions for Class 12 Maths Ch-7 

NCERT Solutions class 12 Maths chapter 7 Integrals 

Integrate the functions in Exercise 1 to 8.

1.

Ans. Putting

=

=

=

2.  

Ans. Putting

=

=

=

3.  

Ans. Putting

=

=

=

4.  

Ans. Putting

=

=

=

=  =

5.

Ans.

=

=

=

=

=

6.  

Ans.

=

=

=

=

7.  

Ans.

=

=

=

=

=

=

=

8.  

Ans. Let I =

=  ……….(i)

Putting

From eq. (i),

I =

=

=

=

=

Integrate the functions in Exercise 9 to 17.

9.

Ans. Let I =

=

=  …..(i)

Putting

 From eq. (i), I =

=

=

=

=

10.  

Ans. Let I = ……….(i)

Putting

From eq. (i),

I =

=

=

=

=

11.

Ans.

=

=

=

=

=

=

=

=

=

12.  

Ans. Let I =

=

=  ……….(i)

Putting

From eq. (i), I =

=

=

=

=

=

=

13.

Ans. Let I =

= ……….(i)

Putting

From eq. (i), I =

=

=

=

14.  

Ans. Let I =

= ……….(i)

Putting

From eq. (i), I =  =

=

=

15.

Ans. Let I =

= ……….(i)

Putting

From eq. (i), I =  =

=

=

16.

Ans.  =

=

17.  

Ans. Let I =

= ……….(i

Putting

From eq. (i), I =  =

=

=

=