You can Download Samacheer Kalvi 12th Maths Book Solutions Guide Pdf, Tamilnadu State Board help you to revise the complete Syllabus and score more marks in your examinations.

## Tamilnadu Samacheer Kalvi 12th Maths Solutions Chapter 9 Applications of Integration Ex 9.5

Question 1.

Evaluate the following:

Solution:

Substitute (2) and (3) in (1), we get

(ii)

Solution:

Dividing both Numerator and Denominator by cos^{2} x

### Samacheer Kalvi 12th Maths Solutions Chapter 9 Applications of Integration Ex 9.5 Additional Problems

Question 1.

Solution:

Put 2 tan x, ∴ 2sc^{2} x dx = dt

Question 2.

Solution: