Question

expand and simplify- (a+b)^2-(a-b)^2​

Answer 1

Answer:

4ab

Step-by-step explanation:

(a+b)^2 - (a-b)^2

=> a2 + 2ab + b2 - a2 + 2ab - b2

=> 2ab + 2ab = 4ab

Answer 2

Answer:

...........................................,...