Book: Mathematics Part-II
Chapter: 7. Integrals
Subject: Maths - Class 12th
Q. No. 1 of Exercise 7.5
Listen NCERT Audio Books - Kitabein Ab Bolengi
1
Integrate the rational functions.
Let 
⇒ x = A(x + 2) + B(x +1)
On comparing the coefficients of x and constant term, we get,
A + B = 1
2A + B = 0
On solving above two equations, we get,
A = -1 and B = 2
Thus,
= -log|X + 1| + 2log|x + 2| + C
= log (x+2)2 – log |x + 1| + C
1
Chapter Exercises
More Exercise Questions
22
