Theory
Exercises
1. 
Expand the product
Difficulty: easy 
3

2. 
Expand with the help of identity
Difficulty: easy 
3

3. 
Stretch the expression
Difficulty: medium 
4

4. 
Expand the square of the numbers
Difficulty: medium 
4

5. 
Find the value
Difficulty: medium 
4

6. 
Determine the product using the suitable identity
Difficulty: hard 
4

7. 
Find the area of the rectangle
Difficulty: hard 
5

Tests
1. 
Training test
Difficulty: medium 
10
