NCERT Solutions for Class 12 Maths Chapter 7 – Integrals Ex 7.8
Page No 334:
Question 1:

Answer:
It is known that,


Question 2:

Answer:

It is known that,


Question 3:

Answer:
It is known that,


Question 4:

Answer:

It is known that,





From equations (2) and (3), we obtain

Question 5:

Answer:

It is known that,


Question 6:

Answer:
It is known that,

