Question

(a+b)2-(b-a)2 factories​

Answer 1

Answer:

4ab

Step-by-step explanation:

(a+b)²-(b-a)²

=(a²+2ab+b²)-(b²-2ab+a²)

=a²+2ab+b²-b²+2ab-a²

=4ab

Answer 2

Answer:

4ab is the answer

Step-by-step explanation:

(a+b)²-(b-a)²

(a+b)²-(b-a)²or, (a²+b²+2ab)-(b²+a²-2ab)

(a+b)²-(b-a)²or, (a²+b²+2ab)-(b²+a²-2ab)or, (a²+b²+2ab-a²-b²+2ab)

(a+b)²-(b-a)²or, (a²+b²+2ab)-(b²+a²-2ab)or, (a²+b²+2ab-a²-b²+2ab)or, 4ab Answer