Question

(a+b)²-(b-a)² factorise it​

Answer 1

Step-by-step explanation:

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

we write the( b-a)2 to be (a-b)2

so, (a+b)2-(a-b)2

Answer 2

Answer:

4ab

Step-by-step explanation:

formula--->

____________

(p^2- q^2)=(p+q) (p-q)

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

=( a+b +b-a) (a+b-b+a)

= (2b) (2a)

= 4ab