Mathematics Part-II

Book: Mathematics Part-II

Chapter: 7. Integrals

Subject: Maths - Class 12th

Q. No. 27 of Miscellaneous Exercise

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27

Evaluate the definite integral:

Given:














First solve for I1:



Let 2 tan x = t ⇒ 2 sec2x dx dt


When x = 0 then t = 0 and when x = π /2 then t = ∞







Put this value in equ.(2)




27

Chapter Exercises

Exercise 7.2
Exercise 7.4
Exercise 7.5
Exercise 7.3
Exercise 7.1
Exercise 7.6
Exercise 7.8
Exercise 7.9
Exercise 7.10
Exercise 7.11
Exercise 7.7
Miscellaneous Exercise

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