Question

Factorise the following expression

(a+b)^2-(a-b)^2
​

Answer 1

Answer:

(2a)(-2b) pls mark me brainlist

Answer 2

Answer:

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

= a^2+b^2+2ab-{a^2-b^2+2ab}

= a^2+b^2+2ab-a^2+b^2-2ab

= b^2+b^2

= 2b^2