Question

a+b hole square is
(A2+b2+2ab)​

Answer 1

To Prove :-

• (a + b)² = a² + b² + 2ab

Solution :-

Taking the LHS →

(a + b)²

= (a + b) × (a + b)

= a² + ab + ab + b²

= a² + b² + 2ab RHS

Hence proved

Answer 2

Answer:

it is a basic formula just remember it