Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Identity for the square of numbers | Learn the general expression for the square of sum and difference of two numbers. |
| 2. | Proof of identity (a+b)(a-b) | To learn the proof of (a+b)(a-b) both algebraically and geometrically and to learn algebra visually through different geometrical approach. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Expand the expression | Other | easy | 2 m. | Practise to expand the given expression using suitable identity. |
| 2. | TBQ - Find the value of the given square number | Other | easy | 3 m. | To find the value of the given square number using the identity. |
| 3. | TBQ - Compute the product | Other | easy | 3 m. | To compute the given product using the suitable identity. |
| 4. | Find the required value | Other | easy | 2 m. | To find the values of the given sum using the identity. |
| 5. | Find the value of the square of the sum of given numbers | Other | medium | 3 m. | To find the values of the given square numbers using the identity. |
| 6. | Find the area of the square region | Other | medium | 4 m. | Use the suitable identity and calculate the coefficient of area of the square region. |
| 7. | Simplify the expression | Other | medium | 4 m. | Use the suitable identity and stretch the expression. |
| 8. | TBQ - Evaluate the product | Other | medium | 3 m. | To compute the given product using the suitable identity. |
| 9. | TBQ - Expand the expression in two ways | Other | hard | 5 m. | To expand the given expression using distributive property and identity. |
| 10. | CBQ - Express as directed | Other | hard | 4 m. | To express the given number as the difference of two squares. |