Question

Q. 4:- complete the formula
i) (a+b)?=
ii) (a)²+(b)​

Answer 1

Answer:

1. a^2+2ab+b^2

2. (a+b)( a-b)

Answer 2

$\underbrace \text{Answer:}$

• i) (a+b)²= a²+2ab+b²

• ii) a²+b²= (a-b)²+2ab