You can download the text books for any class by using the following link.. http://tnschools.gov.in/textbooks Chapter- 3 Algebra (Prepared by Shankar sir) GCD- Example 3.11 Example- 3.23 Exercise 3.8 Qn no: 1 Exercise 3.8 Qn no:3 (2) Chapter- 5 Coordinate Geometry Example 5.1 Example 5.2 Example 5.3 Chapter- 4 Example- 4.31 Graph Example- 4.31