Question

can anyone please tell the Formulas of algebraic Expressions of class 8 (CBSE)​

Answer 1

Answer:

In class 8 there are only 4 identities. You can also find it in your book

Step-by-step explanation:

1. a²+2ab+b²

2. a²- 2ab+ b²

3. a²-b²

4. (x+a) ( x+b) these one is special identity .

Answer 2

Step-by-step explanation:

Algebraic Identities For Class 8

1) (a+b)2=a2+2ab+b2

2) (a−b)2=a2−2ab+b2

3) (a+b)(a–b)=a2–b2

4) (x+a)(x+b)=x2+(a+b)x+ab

5) (x+a)(x–b)=x2+(a–b)x–ab

6) (x–a)(x+b)=x2+(b–a)x–ab

7) (x–a)(x–b)=x2–(a+b)x+ab

8) (a+b)3=a3+b3+3ab(a+b)